| ABCDEFGHIJKLMNOPQRSTUVWXYZ |
| h++ (1) |
| Reactions: Silicon |
| h+1 (1) |
| Data2: Hydrogen |
| h0 (1) |
| Data2: Hydrogen |
| h20 (2) |
| Reactions: Bromine |
| Reactions: Iodine |
| h2aso3 (1) |
| Reactions: Arsenic |
| h2aso4 (1) |
| Reactions: Arsenic |
| h2b4o7 (1) |
| Reactions: Boron |
| h2bo3 (1) |
| Reactions: Boron |
| h2c2o4 (1) |
| Reactions: Carbon |
| h2co3 (1) |
| Glossary: Acid |
| h2gao3 (1) |
| Reactions: Gallium |
| h2geo3 (1) |
| Reactions: Germanium |
| h2moo4 (1) |
| Reactions: Molybdenum |
| h2o1 (1) |
| Reactions: Sulfur |
| h2o2 (7) |
| Data1: Oxygen |
| Data2: Chromium |
| Data2: Lead |
| Data2: Platinum |
| Data2: Silver |
| Reactions: Hydrogen |
| Reactions: Oxygen |
| h2o22rboh (1) |
| Reactions: Rubidium |
| h2o2csoh (1) |
| Reactions: Caesium |
| h2o2koh (1) |
| Reactions: Potassium |
| h2o2lioh (1) |
| Reactions: Lithium |
| h2o2rboh (1) |
| Reactions: Rubidium |
| h2o2sm (1) |
| Reactions: Samarium |
| h2o3 (2) |
| Reactions: Mercury |
| Reactions: Zirconium |
| h2oco (1) |
| Reactions: Carbon |
| h2po3 (1) |
| Reactions: Phosphorus |
| h2po4 (1) |
| Reactions: Phosphorus |
| h2s (3) |
| Data1: Sulfur |
| Reactions: Silver |
| Reactions: Sulfur |
| h2se (1) |
| Reactions: Selenium |
| h2seo3 (1) |
| Reactions: Selenium |
| h2sio3 (1) |
| Reactions: Silicon |
| h2so3 (1) |
| Reactions: Sulfur |
| h2so42rb+ (1) |
| Reactions: Rubidium |
| h2te (1) |
| Reactions: Tellurium |
| h2teo4 (1) |
| Reactions: Tellurium |
| h2zro3 (1) |
| Reactions: Zirconium |
| h3aso3 (1) |
| Reactions: Arsenic |
| h3aso4 (2) |
| Compounds: Arsenic |
| Reactions: Arsenic |
| h3aso42 (1) |
| Reactions: Arsenic |
| h3bo3 (3) |
| Compounds: Boron |
| Data1: Boron |
| Reactions: Boron |
| h3no3s (1) |
| Compounds: Sulfur |
| h3o+ (1) |
| Glossary: Base |
| h3po2 (1) |
| Reactions: Phosphorus |
| h3po3 (1) |
| Reactions: Phosphorus |
| h3po4 (2) |
| Compounds: Nitrogen |
| Reactions: Phosphorus |
| h4p2o6 (1) |
| Reactions: Phosphorus |
| h5io6 (1) |
| Reactions: Iodine |
| h6 (2) |
| Data2: Erbium |
| Data2: Fermium |
| ha (3) |
| Data1: Dubnium |
| Equation: Acid dissociation constant |
| Equation: Base ionisation constant |
| haber (4) |
| Data1: Chlorine |
| On This Day... 9 December |
| Production: Gold |
| Production: Hydrogen |
| habit (3) |
| Biography: Robert Wilhelm Bunsen |
| Compounds: Fluorine |
| Isotope: Cobalt |
| habits (1) |
| Data1: Lead |
| habsburg (1) |
| Data1: Uranium |
| hachett (1) |
| Biography: Charles Hatchett |
| haematite (2) |
| Data1: Iron |
| Production: Iron |
| haemoglobin (1) |
| Compounds: Iron |
| haemogloblin (1) |
| Compounds: Copper |
| hafnia (1) |
| Data1: Hafnium |
| hafnij (1) |
| Names: Hafnium |
| hafnio (1) |
| Names: Hafnium |
| hahnium (3) |
| Biography: Albert Ghiorso |
| Data1: Dubnium |
| Data1: Hassium |
| hair (6) |
| Allotrope: Carbon |
| Compounds: Selenium |
| Compounds: Silicon |
| Compounds: Sodium |
| Data1: Copper |
| Data1: Radium |
| halban (1) |
| On This Day... 19 March |
| hales (1) |
| On This Day... 17 September |
| halflives (1) |
| Production: Ruthenium |
| halfpence (1) |
| Biography: Michael Faraday |
| halide (5) |
| Compounds: Dysprosium |
| Compounds: Scandium |
| Data1: Germanium |
| Data1: Neodymium |
| Document: The Halogens (Group 17) |
| halite (4) |
| Compounds: Calcium |
| Compounds: Chlorine |
| Compounds: Sodium |
| Production: Chlorine |
| hall (3) |
| On This Day... 16 February |
| On This Day... 23 February |
| Production: Aluminium |
| hallmark (1) |
| Biography: Jöns Jacob Berzelius |
| halo (2) |
| Data2: Hydrogen |
| Isotope: Helium |
| halogenated (3) |
| Data2: Aluminium |
| Data2: Antimony |
| Data2: Arsenic |
| halogenides (1) |
| Production: Boron |
| halske (2) |
| Data1: Osmium |
| Data1: Tungsten |
| hamburg (2) |
| Biography: Emilio Gino Segre |
| Data1: Phosphorus |
| hamilton (2) |
| Biography: Julius Caesar Scaliger |
| On This Day... 27 February |
| hammered (3) |
| Data1: Zinc |
| Glossary: Malleable |
| Glossary: Non-Metals |
| hammett (1) |
| On This Day... 7 April |
| hampshire (1) |
| Data1: Thulium |
| han (1) |
| Compounds: Barium |
| hand (8) |
| Compounds: Boron |
| Compounds: Sodium |
| Data1: Europium |
| Data1: Gallium |
| Data1: Sodium |
| Document: The Halogens (Group 17) |
| Glossary: Alpha Decay |
| Glossary: X-Rays |
| handbook (1) |
| Glossary: Thermal Conductivity |
| handful (1) |
| Compounds: Helium |
| handling (7) |
| Allotrope: Plutonium |
| Biography: Joseph W. Kennedy |
| Data1: Americium |
| Data1: Beryllium |
| Data1: Boron |
| Data1: Polonium |
| Data1: Radium |
| hands (4) |
| Biography: Julius Caesar Scaliger |
| Biography: Robert Wilhelm Bunsen |
| Data1: Gallium |
| Data1: Zinc |
| hanford (1) |
| Data1: Plutonium |
| hannover (1) |
| Biography: Martin Heinrich Klaproth |
| hannspeter (1) |
| On This Day... 22 August |
| hanzhong (1) |
| Data1: Sulfur |
| happen (3) |
| Biography: Pierre Curie |
| Data1: Platinum |
| Glossary: Electron Capture |
| happened (6) |
| Biography: Carl Gustav Mosander |
| Biography: Joseph Louis Gay-Lussac |
| Data1: Lead |
| Data1: Vanadium |
| Data1: Yttrium |
| On This Day... 5 January |
| happening (1) |
| Biography: Friedrich Ernst Dorn |
| happens (7) |
| Allotrope: Carbon |
| Country: China |
| Country: United Kingdom |
| Glossary: Atomic Number (Z) |
| Glossary: Magnetic Ordering |
| Production: Dysprosium |
| Production: Europium |
| happiness (2) |
| Biography: Joseph Priestley |
| Biography: Julius Caesar Scaliger |
| happy (1) |
| Data1: Bohrium |
| harden (2) |
| Data1: Ruthenium |
| Data1: Titanium |
| hardened (2) |
| Data1: Gold |
| Glossary: Brinell Hardness |
| hardener (1) |
| Data1: Antimony |
| hardeners (1) |
| Data1: Lithium |
| hardening (4) |
| Data1: Iridium |
| Data1: Molybdenum |
| Data1: Rhodium |
| Data1: Tin |
| harder (7) |
| Allotrope: Carbon |
| Data1: Aluminium |
| Data1: Arsenic |
| Data1: Gold |
| Data1: Manganese |
| Glossary: Electronegativity |
| Glossary: Moh's Scale of Hardness |
| hardest (6) |
| Allotrope: Carbon |
| Compounds: Tantalum |
| Data1: Carbon |
| Data1: Silicon |
| Data1: Tungsten |
| Glossary: Moh's Scale of Hardness |
| hardmetals (1) |
| Data1: Tungsten |
| hardware (1) |
| Compounds: Titanium |
| harf (2) |
| Compounds: Argon |
| Data1: Argon |
| harkins (1) |
| Production: Holmium |
| harm (2) |
| Data1: Radium |
| Data1: Sulfur |
| harmless (1) |
| Compounds: Calcium |
| harmonize (1) |
| Biography: Julius Caesar Scaliger |
| harold (6) |
| On This Day... 11 August |
| On This Day... 11 July |
| On This Day... 23 August |
| On This Day... 26 March |
| On This Day... 29 April |
| On This Day... 30 January |
| harris (1) |
| Data1: Rutherfordium |
| harry (1) |
| On This Day... 19 January |
| hartley (1) |
| Data1: Argon |
| harvard (2) |
| On This Day... 12 October |
| On This Day... 27 February |
| harvested (1) |
| Glossary: Abundance |
| harvesting (3) |
| Country: Oceans / Seas |
| Data1: Manganese |
| Production: Manganese |
| harvey (1) |
| Data1: Mendelevium |
| hasan (1) |
| Data1: Copper |
| hasn (1) |
| Isotope: Ununseptium |
| haso42 (1) |
| Reactions: Arsenic |
| hassias (1) |
| Data1: Hassium |
| hassij (1) |
| Names: Hassium |
| hassio (1) |
| Names: Hassium |
| hat (1) |
| On This Day... 14 January |
| hatchet (1) |
| Data1: Niobium |
| hatchett (5) |
| Biography: Charles Hatchett |
| Data1: Niobium |
| On This Day... 2 January |
| On This Day... 25 September |
| On This Day... 26 November |
| hauge (1) |
| Biography: Philip Hauge Abelson |
| hauptman (1) |
| On This Day... 14 February |
| haven (1) |
| Production: Ytterbium |
| haworth (2) |
| Country: United States of America |
| On This Day... 19 March |
| hazardous (3) |
| Data1: Germanium |
| Data1: Indium |
| Glossary: Alpha Decay |
| hb+ (1) |
| Equation: Base ionisation constant |
| hbo32 (1) |
| Reactions: Boron |
| hbr (2) |
| Data1: Hydrogen |
| Document: The Halogens (Group 17) |
| hbro (1) |
| Reactions: Bromine |
| hbro2 (1) |
| Reactions: Bromine |
| hbro3 (1) |
| Reactions: Bromine |
| hclo (2) |
| Biography: Antoine-Jerome Balard |
| Reactions: Chlorine |
| hclo2 (1) |
| Reactions: Chlorine |
| hcn (2) |
| Data1: Polonium |
| Reactions: Carbon |
| hcno (1) |
| Reactions: Carbon |
| hcooh (1) |
| Reactions: Carbon |
| hcro4 (1) |
| Reactions: Chromium |
| hcuo2 (1) |
| Reactions: Copper |
| hd (2) |
| Country: Outer space |
| Production: Promethium |
| he+ (1) |
| Atomic data: Helium |
| he2 (1) |
| Reactions: Helium |
| he2+ (2) |
| Production: Helium |
| Reactions: Helium |
| he2++ (1) |
| Reactions: Helium |
| head (8) |
| Biography: Glenn Theodore Seaborg |
| Biography: Gottfried Münzenberg |
| Biography: Lise Meitner |
| Compounds: Neodymium |
| Data1: Copper |
| Data1: Rutherfordium |
| Data1: Tantalum |
| On This Day... 11 September |
| headache (2) |
| Data1: Antimony |
| Data1: Sodium |
| headaches (1) |
| Compounds: Carbon |
| headed (3) |
| Biography: Gottfried Münzenberg |
| Data1: Einsteinium |
| Production: Einsteinium |
| headlight (1) |
| Data1: Rhodium |
| headphones (3) |
| Compounds: Neodymium |
| Data1: Neodymium |
| Data1: Samarium |
| headquartered (1) |
| Production: Palladium |
| heal (3) |
| Data1: Magnesium |
| Data1: Mercury |
| Data1: Plutonium |
| healing (1) |
| Compounds: Silver |
| healthy (2) |
| Data1: Calcium |
| Isotope: Potassium |
| heaps (1) |
| Production: Lead |
| heard (1) |
| Data1: Lead |
| hearing (1) |
| Data1: Titanium |
| heart (10) |
| Allotrope: Carbon |
| Biography: John Dalton |
| Biography: Sir Humphry Davy |
| Compounds: Carbon |
| Compounds: Potassium |
| Data1: Indium |
| Data1: Potassium |
| Data1: Rubidium |
| Data1: Sodium |
| Data1: Thallium |
| heartburn (3) |
| Compounds: Bismuth |
| Compounds: Magnesium |
| Compounds: Sodium |
| heater (1) |
| Data1: Titanium |
| heaters (1) |
| Data1: Molybdenum |
| heats (6) |
| Biography: Henry Cavendish |
| On This Day... 12 February |
| On This Day... 2 October |
| On This Day... 27 March |
| On This Day... 30 October |
| Production: Zinc |
| heatsinks (1) |
| Data1: Copper |
| heavies (1) |
| Production: Yttrium |
| heaviest (7) |
| Country: Outer space |
| Data1: Bismuth |
| Data1: Mercury |
| Data1: Radon |
| Data1: Ununoctium |
| Glossary: Island of Stability |
| Isotope: Bismuth |
| hebertot (1) |
| Biography: Louis Nicolas Vauquelin |
| hed+ (1) |
| Reactions: Helium |
| heh+ (1) |
| Reactions: Helium |
| heidelberg (3) |
| Biography: Dmitriy Ivanovich Mendeleyev |
| Biography: Gustav Robert Kirchhoff |
| Biography: Robert Wilhelm Bunsen |
| heidelburg (1) |
| Biography: Robert Wilhelm Bunsen |
| height (3) |
| Biography: Antoine-Laurent de Lavoisier |
| Biography: Joseph Louis Gay-Lussac |
| Isotope: Cobalt |
| heike (1) |
| Data1: Helium |
| heil (1) |
| On This Day... 6 February |
| heilbron (1) |
| On This Day... 6 November |
| heinz (1) |
| Biography: Gottfried Münzenberg |
| heisenberg (1) |
| On This Day... 5 December |
| hekla (1) |
| Biography: Robert Wilhelm Bunsen |
| helen (1) |
| On This Day... 26 May |
| helene (2) |
| Biography: Gottfried Münzenberg |
| Biography: Irene Joliot-Curie |
| helical (1) |
| Allotrope: Selenium |
| helicopter (1) |
| Data1: Iridium |
| helij (1) |
| Names: Helium |
| helio (1) |
| Names: Helium |
| heliolit (1) |
| Data1: Praseodymium |
| heliolite (1) |
| Data1: Praseodymium |
| helios (2) |
| Biography: Pierre Jules César Janssen |
| Data1: Helium |
| helix (1) |
| On This Day... 6 April |
| helmet (1) |
| Biography: Sir Humphry Davy |
| helmholtz (1) |
| Biography: Robert Wilhelm Bunsen |
| helping (1) |
| Biography: Andre Louis Debierne |
| helsinki (5) |
| Compounds: Argon |
| Compounds: Krypton |
| Compounds: Xenon |
| Data1: Argon |
| Data1: Xenon |
| hematite (1) |
| Production: Iron |
| hemisphere (3) |
| Allotrope: Carbon |
| Isotope: Krypton |
| On This Day... 20 November |
| hemoglobin (2) |
| Compounds: Iron |
| Data1: Iron |
| hemoproteins (1) |
| On This Day... 19 May |
| henceforth (1) |
| Biography: Julius Caesar Scaliger |
| henderson (1) |
| On This Day... 20 January |
| hendrik (7) |
| Data1: Hafnium |
| Data1: Helium |
| Data1: Thorium |
| Data1: Titanium |
| Data1: Zirconium |
| On This Day... 18 July |
| On This Day... 5 July |
| hene (2) |
| Data1: Neon |
| Reactions: Helium |
| hene+ (1) |
| Compounds: Neon |
| hening (1) |
| Biography: Hennig Brand |
| hennig (2) |
| Biography: Hennig Brand |
| Data1: Phosphorus |
| henschel (1) |
| Biography: Robert Wilhelm Bunsen |
| hepatic (1) |
| Data1: Lanthanum |
| heptafluoride (2) |
| Reactions: Iodine |
| Reactions: Rhenium |
| heptafluorotantalate (1) |
| Data1: Tantalum |
| heptagonal (1) |
| Allotrope: Carbon |
| heptagons (1) |
| Allotrope: Carbon |
| heptoxide (1) |
| Reactions: Technetium |
| herbal (1) |
| Compounds: Potassium |
| herbert (4) |
| Data1: Plutonium |
| On This Day... 14 February |
| On This Day... 22 May |
| On This Day... 9 June |
| herbicide (7) |
| Compounds: Arsenic |
| Compounds: Copper |
| Compounds: Phosphorus |
| Compounds: Potassium |
| Compounds: Sodium |
| Compounds: Sulfur |
| Data1: Phosphorus |
| herbicides (1) |
| Compounds: Sodium |
| heresy (1) |
| Biography: Julius Caesar Scaliger |
| heritage (1) |
| Data1: Tin |
| herman (1) |
| On This Day... 3 May |
| heroult (1) |
| Production: Aluminium |
| herreshoff (1) |
| On This Day... 7 February |
| herrick (1) |
| On This Day... 29 March |
| herschel (1) |
| Data1: Uranium |
| herty (1) |
| On This Day... 4 December |
| hertzian (1) |
| Glossary: Radiation |
| herzegovina (1) |
| Country: Bosnia and Herzegovina |
| hesperus (1) |
| Data1: Phosphorus |
| hess (1) |
| Data1: Hassium |
| hesse (1) |
| Data1: Hassium |
| heterosphere (1) |
| Production: Helium |
| heterostructure (2) |
| Compounds: Aluminium |
| Compounds: Indium |
| heterostructures (1) |
| Compounds: Zinc |
| hevesey (1) |
| Biography: Dirk Coster |
| hevesy (3) |
| Biography: George Charles de Hevesy |
| Data1: Hafnium |
| On This Day... 1 August |
| hewitt (1) |
| On This Day... 17 September |
| hexa (1) |
| Data1: Carbon |
| hexaboride (1) |
| Data1: Lanthanum |
| hexafluoride (7) |
| Biography: Philip Hauge Abelson |
| Compounds: Xenon |
| Data1: Fluorine |
| Production: Fluorine |
| Reactions: Osmium |
| Reactions: Sulfur |
| Reactions: Uranium |
| hexafluoroplatinate (1) |
| Compounds: Xenon |
| hexagon (1) |
| Data2: Cadmium |
| hexahydrate (1) |
| Production: Chlorine |
| hexaoxide (2) |
| Reactions: Arsenic |
| Reactions: Phosphorus |
| hexavalent (1) |
| Data1: Chromium |
| hexium (1) |
| Isotope: Hydrogen |
| heyden (1) |
| On This Day... 5 March |
| hf+ (1) |
| Atomic data: Hafnium |
| hf+1 (1) |
| Data2: Hafnium |
| hf+2 (1) |
| Data2: Hafnium |
| hf+3 (1) |
| Data2: Hafnium |
| hf+4 (1) |
| Data2: Hafnium |
| hf4+ (1) |
| Reactions: Hafnium |
| hfb2 (1) |
| Compounds: Hafnium |
| hfbr4 (1) |
| Reactions: Hafnium |
| hfcl4 (1) |
| Reactions: Hafnium |
| hfeo2 (1) |
| Reactions: Iron |
| hff4 (1) |
| Reactions: Hafnium |
| hfi4 (1) |
| Reactions: Hafnium |
| hfo (1) |
| Reactions: Hafnium |
| hfo2 (2) |
| Compounds: Hafnium |
| Reactions: Hafnium |
| hfo2+ (1) |
| Reactions: Hafnium |
| hg+ (1) |
| Atomic data: Mercury |
| hg+1 (1) |
| Data2: Mercury |
| hg+2 (1) |
| Data2: Mercury |
| hg2 (1) |
| Reactions: Mercury |
| hg2+ (1) |
| Reactions: Mercury |
| hg22+ (1) |
| Reactions: Mercury |
| hg2br2 (1) |
| Reactions: Mercury |
| hg2c2o4 (1) |
| Reactions: Mercury |
| hg2cl2 (1) |
| Reactions: Mercury |
| hg2i2 (1) |
| Reactions: Mercury |
| hg2so4 (1) |
| Reactions: Mercury |
| hg3s2cl2 (1) |
| Data1: Mercury |
| hgbr2 (1) |
| Reactions: Mercury |
| hgcdte (1) |
| Data1: Cadmium |
| hgcl2 (1) |
| Reactions: Mercury |
| hgf2 (1) |
| Reactions: Mercury |
| hghe (1) |
| Reactions: Helium |
| hghe10 (1) |
| Reactions: Helium |
| hgi2 (1) |
| Reactions: Mercury |
| hgo (3) |
| Data1: Magnesium |
| On This Day... 26 April |
| Reactions: Mercury |
| hgs (4) |
| Data1: Mercury |
| Data1: Sulfur |
| Production: Mercury |
| Reactions: Mercury |
| hgsb4s8 (1) |
| Data1: Mercury |
| hgso4 (1) |
| Compounds: Mercury |
| hgznte (1) |
| Compounds: Zinc |
| hhef (1) |
| Reactions: Helium |
| hidden (4) |
| Biography: Carl Gustav Mosander |
| Data1: Krypton |
| Data1: Lanthanum |
| Glossary: Spontaneous Fission |
| hide (1) |
| Compounds: Calcium |
| hidrogenio (1) |
| Names: Hydrogen |
| hidrogeno (1) |
| Names: Hydrogen |
| hierachal (1) |
| Biography: Jöns Jacob Berzelius |
| hieroglyphs (1) |
| Data1: Gold |
| hieronymous (2) |
| Biography: Hieronymous Theodor Richter |
| Data1: Indium |
| hieronymus (2) |
| Biography: Ferdinand Reich |
| On This Day... 21 November |
| hierro (1) |
| Names: Iron |
| higgins (1) |
| Data1: Fermium |
| highlight (1) |
| Data1: Polonium |
| higinbotham (1) |
| On This Day... 25 October |
| higly (1) |
| Glossary: Aqua regia |
| hilac (4) |
| Data1: Lawrencium |
| Data1: Nobelium |
| Production: Lawrencium |
| Production: Nobelium |
| hildebrand (1) |
| On This Day... 16 November |
| hillebrand (1) |
| Data1: Helium |
| hills (2) |
| Allotrope: Carbon |
| Data1: Gold |
| hindenburg (2) |
| Country: United States of America |
| Data1: Hydrogen |
| hindus (1) |
| Data1: Mercury |
| hinshelwood (1) |
| On This Day... 19 June |
| hint (1) |
| Data1: Praseodymium |
| hio (1) |
| Reactions: Iodine |
| hio3 (2) |
| Compounds: Iodine |
| Reactions: Iodine |
| hio4 (1) |
| Reactions: Iodine |
| hio52 (1) |
| Reactions: Iodine |
| hip (1) |
| Data1: Titanium |
| hippel (1) |
| On This Day... 19 November |
| hippocrates (1) |
| Biography: Julius Caesar Scaliger |
| hippolyte (1) |
| Data1: Vanadium |
| hiroshima (1) |
| Data1: Plutonium |
| hirsch (1) |
| Data1: Fermium |
| hisinger (2) |
| Biography: Wilhelm von Hisinger |
| Data1: Cerium |
| histoire (1) |
| Biography: Ferdinand Frederic Henri Moissan |
| historian (2) |
| On This Day... 20 June |
| On This Day... 30 October |
| historians (1) |
| Biography: Michael Faraday |
| historic (1) |
| Data1: Plutonium |
| historical (7) |
| Biography: Julius Caesar Scaliger |
| Country: United Kingdom |
| Data1: Cerium |
| Data1: Helium |
| Data1: Ruthenium |
| Isotope: Beryllium |
| Production: Rhodium |
| histories (2) |
| Biography: Antoine-Laurent de Lavoisier |
| Data1: Copper |
| hitchcock (1) |
| On This Day... 18 March |
| hitherto (1) |
| Biography: Robert Wilhelm Bunsen |
| hitler (1) |
| Biography: Lise Meitner |
| hittorf (1) |
| On This Day... 27 March |
| hjelm (1) |
| Data1: Molybdenum |
| hkrcch (1) |
| Compounds: Krypton |
| hkrcn (1) |
| Compounds: Krypton |
| hlin (1) |
| Names: Aluminium |
| hmno2 (1) |
| Reactions: Manganese |
| hmoo4 (1) |
| Reactions: Molybdenum |
| hn3 (1) |
| Data2: Cadmium |
| hnio2 (1) |
| Reactions: Nickel |
| hno2 (1) |
| Reactions: Nitrogen |
| ho (6) |
| Atomic data: Holmium |
| Data1: Holmium |
| Isotope: Erbium |
| Isotope: Holmium |
| Reactions: Holmium |
| Spectrum: Holmium |
| ho+ (1) |
| Atomic data: Holmium |
| ho+3 (1) |
| Data2: Holmium |
| ho2 (2) |
| Reactions: Hydrogen |
| Reactions: Oxygen |
| ho2o3 (3) |
| Compounds: Dysprosium |
| Compounds: Holmium |
| Reactions: Holmium |
| ho3+ (1) |
| Reactions: Holmium |
| hobbyists (1) |
| Compounds: Neodymium |
| hobr3 (1) |
| Reactions: Holmium |
| hochschule (1) |
| Biography: Walter Noddack |
| hocl3 (1) |
| Reactions: Holmium |
| hodgkin (1) |
| On This Day... 12 May |
| hof3 (1) |
| Reactions: Holmium |
| hoff (4) |
| Equation: Osmotic pressure |
| Equation: van't Hoff equation |
| On This Day... 14 October |
| On This Day... 5 September |
| hoffman (1) |
| On This Day... 10 August |
| hoffmann (1) |
| On This Day... 18 July |
| hofmann (4) |
| Biography: Gottfried Münzenberg |
| Biography: Sir William Crookes |
| Data1: Darmstadtium |
| On This Day... 8 April |
| hohenheim (1) |
| Data1: Hydrogen |
| hoi3 (1) |
| Reactions: Holmium |
| holders (1) |
| Production: Technetium |
| holding (3) |
| Biography: Joseph Louis Gay-Lussac |
| Compounds: Iodine |
| Compounds: Nitrogen |
| holds (2) |
| Allotrope: Carbon |
| Glossary: Enthalpy Change of Fusion (Heat of Fusion) |
| holdup (1) |
| Production: Radon |
| hole (1) |
| Data1: Fluorine |
| hollow (1) |
| Allotrope: Carbon |
| holmia (3) |
| Compounds: Holmium |
| Data1: Holmium |
| Data1: Thulium |
| holmij (1) |
| Names: Holmium |
| holmio (1) |
| Names: Holmium |
| holy (1) |
| Biography: Julius Caesar Scaliger |
| holzminden (1) |
| Biography: Robert Wilhelm Bunsen |
| homage (2) |
| Data1: Francium |
| Data1: Gold |
| homebrewing (1) |
| Compounds: Sodium |
| homeowner (1) |
| Data1: Radon |
| homer (1) |
| Data1: Sulfur |
| homes (4) |
| Biography: Irene Joliot-Curie |
| Compounds: Samarium |
| Data1: Radon |
| Production: Radon |
| homing (1) |
| Compounds: Indium |
| homogeneous (1) |
| Data1: Thulium |
| honduras (1) |
| Country: Honduras |
| honor (9) |
| Biography: John William Strutt Rayleigh |
| Country: Canada |
| Data1: Bohrium |
| Data1: Dubnium |
| Data1: Lutetium |
| Data1: Meitnerium |
| Data1: Rutherfordium |
| Data1: Seaborgium |
| On This Day... 18 February |
| honorable (1) |
| Biography: Jöns Jacob Berzelius |
| honored (1) |
| Biography: Dmitriy Ivanovich Mendeleyev |
| honoring (1) |
| Data1: Bohrium |
| honors (2) |
| Biography: Robert Wilhelm Bunsen |
| Biography: Sir Humphry Davy |
| honour (6) |
| Biography: Glenn Theodore Seaborg |
| Biography: John William Strutt Rayleigh |
| Data1: Curium |
| Data1: Roentgenium |
| Data1: Ruthenium |
| Data1: Rutherfordium |
| honoured (1) |
| Production: Aluminium |
| honours (3) |
| Biography: Julius Caesar Scaliger |
| Data1: Darmstadtium |
| Data1: Rhodium |
| hooke (2) |
| Glossary: Shear Modulus |
| On This Day... 12 July |
| hope (5) |
| Biography: Daniel Rutherford |
| Biography: Jöns Jacob Berzelius |
| Data1: Carbon |
| Data1: Polonium |
| Data1: Strontium |
| hoped (1) |
| Data1: Scandium |
| hopfner (1) |
| Compounds: Cobalt |
| horace (1) |
| On This Day... 11 December |
| horc (1) |
| Names: Magnesium |
| horizontal (1) |
| Production: Zinc |
| hormone (1) |
| Compounds: Iodine |
| hormones (3) |
| Compounds: Iodine |
| Data1: Iodine |
| Document: The Halogens (Group 17) |
| horn (1) |
| Production: Silver |
| hornblende (1) |
| Production: Silicon |
| horrific (1) |
| Data1: Phosphorus |
| horse (1) |
| Biography: Pierre Curie |
| horseshoe (1) |
| Glossary: Magnetic Ordering |
| horsley (1) |
| Biography: Joseph Priestley |
| horticulture (1) |
| Compounds: Iron |
| hoso5 (1) |
| Reactions: Osmium |
| hospital (4) |
| Biography: Irene Joliot-Curie |
| Data1: Plutonium |
| On This Day... 16 October |
| Production: Technetium |
| hospitals (2) |
| Biography: Irene Joliot-Curie |
| Data1: Copper |
| host (1) |
| Glossary: Goldschmidt Classification |
| hosted (1) |
| Biography: Antoine-Laurent de Lavoisier |
| hotter (3) |
| Biography: Sir William Crookes |
| Glossary: Temperature |
| Production: Zinc |
| hour (2) |
| Data1: Nickel |
| Reactions: Calcium |
| houseboat (1) |
| Biography: John William Strutt Rayleigh |
| household (3) |
| Compounds: Chlorine |
| Compounds: Sodium |
| Data1: Sodium |
| houses (1) |
| Production: Radon |
| houston (1) |
| Data1: Yttrium |
| howell (1) |
| On This Day... 22 June |
| hoyuk (1) |
| Data1: Copper |
| hpbo2 (1) |
| Reactions: Lead |
| hpo32 (1) |
| Reactions: Phosphorus |
| hpo4 (1) |
| Data1: Sodium |
| hpo42 (1) |
| Reactions: Phosphorus |
| hr (2) |
| Country: Outer space |
| Production: Promethium |
| hreo4 (1) |
| Reactions: Rhenium |
| hromium (1) |
| Reactions: Chromium |
| hrsi (1) |
| Compounds: Silicon |
| hs (4) |
| Data1: Hassium |
| Glossary: Doubly Magic |
| Isotope: Hassium |
| Reactions: Sulfur |
| hs+3 (1) |
| Data2: Hassium |
| hsbo2 (1) |
| Reactions: Antimony |
| hse (1) |
| Reactions: Selenium |
| hseo3 (1) |
| Reactions: Selenium |
| hseo4 (1) |
| Reactions: Selenium |
| hsio3 (1) |
| Reactions: Silicon |
| hsno2 (1) |
| Reactions: Tin |
| hso3 (1) |
| Reactions: Sulfur |
| hso4 (1) |
| Reactions: Sulfur |
| ht (2) |
| Biography: Henry Cavendish |
| Biography: Otto Hahn |
| htco4 (1) |
| Reactions: Technetium |
| hteo2+ (1) |
| Reactions: Tellurium |
| hteo3 (1) |
| Reactions: Tellurium |
| hteo4 (1) |
| Reactions: Tellurium |
| htio2 (1) |
| Reactions: Titanium |
| huancavelica (2) |
| Country: Peru |
| Production: Mercury |
| huang (1) |
| Data1: Mercury |
| hubble (1) |
| Allotrope: Sulfur |
| hubnerite (1) |
| Production: Tungsten |
| hudor (1) |
| Data1: Hydrogen |
| huebnerite (1) |
| Data1: Tungsten |
| hues (1) |
| Compounds: Cobalt |
| huet (1) |
| Biography: Julius Caesar Scaliger |
| hugo (1) |
| On This Day... 6 July |
| huizenga (1) |
| Data1: Fermium |
| hulet (1) |
| Data1: Seaborgium |
| humanism (1) |
| Biography: Julius Caesar Scaliger |
| humanist (1) |
| Data1: Platinum |
| humankind (1) |
| Allotrope: Carbon |
| humble (2) |
| Biography: Louis Jacques Thenard |
| Biography: Robert Wilhelm Bunsen |
| humboldt (1) |
| Data1: Vanadium |
| humid (2) |
| Allotrope: Arsenic |
| Glossary: Pyrophoric |
| humidity (1) |
| Glossary: Desiccant |
| humphrey (7) |
| Biography: Adair Crawford |
| Data1: Barium |
| Data1: Calcium |
| Data1: Cerium |
| Data1: Magnesium |
| Data1: Potassium |
| Data1: Sodium |
| hund (1) |
| On This Day... 4 February |
| hundred (7) |
| Biography: Julius Caesar Scaliger |
| Biography: Philip Hauge Abelson |
| Biography: Robert Wilhelm Bunsen |
| Data1: Praseodymium |
| Data1: Titanium |
| Glossary: pH |
| Production: Helium |
| hundreds (2) |
| Data1: Zinc |
| Production: Uranium |
| hungarian (3) |
| Biography: George Charles de Hevesy |
| Data1: Tellurium |
| On This Day... 1 August |
| hungry (1) |
| Compounds: Magnesium |
| hunter (1) |
| Data1: Titanium |
| hutchinsonite (2) |
| Data1: Thallium |
| Production: Thallium |
| huygens (2) |
| Country: Outer space |
| Data1: Argon |
| hv (1) |
| Glossary: Vickers Hardness |
| hxecch (2) |
| Compounds: Xenon |
| Data1: Xenon |
| hxeh (1) |
| Compounds: Xenon |
| hxeoh (2) |
| Compounds: Xenon |
| Data1: Xenon |
| hyacinth (1) |
| Data1: Zirconium |
| hyde (5) |
| Biography: William Hyde Wollaston |
| Data1: Osmium |
| Data1: Palladium |
| Data1: Rhodium |
| On This Day... 6 August |
| hydor (1) |
| Data1: Mercury |
| hydrargyros (1) |
| Data1: Mercury |
| hydrargyrum (2) |
| Data1: Mercury |
| Names: Mercury |
| hydrate (5) |
| Biography: Michael Faraday |
| Biography: Robert Wilhelm Bunsen |
| Compounds: Neon |
| Compounds: Xenon |
| Data1: Neon |
| hydrated (5) |
| Data1: Bromine |
| Data1: Magnesium |
| Data1: Sodium |
| Production: Caesium |
| Reactions: Iron |
| hydration (1) |
| On This Day... 28 May |
| hydrazine (1) |
| Data2: Platinum |
| hydrazines (1) |
| On This Day... 27 May |
| hydrazoic (1) |
| Data2: Cadmium |
| hydride (7) |
| Compounds: Krypton |
| Compounds: Lithium |
| Compounds: Xenon |
| Data1: Germanium |
| Data1: Xenon |
| Glossary: Alkali Metal |
| Reactions: Uranium |
| hydrides (2) |
| Compounds: Hydrogen |
| Production: Tellurium |
| hydrocarbon (2) |
| Data1: Carbon |
| Data1: Sodium |
| hydrocracking (1) |
| Data1: Hydrogen |
| hydrocyanic (1) |
| Data1: Polonium |
| hydroden (1) |
| Reactions: Aluminium |
| hydrodesulfurization (1) |
| Production: Sulfur |
| hydrofining (1) |
| Data1: Hydrogen |
| hydrofluoride (2) |
| Compounds: Argon |
| Data1: Argon |
| hydrofluorination (1) |
| Reactions: Uranium |
| hydroforming (1) |
| Data1: Hydrogen |
| hydrogenases (1) |
| Production: Hydrogen |
| hydrogenating (1) |
| Data1: Lithium |
| hydrogenation (3) |
| Data1: Hydrogen |
| Data1: Lutetium |
| On This Day... 1 June |
| hydrogene (2) |
| Glossary: pH |
| Names: Hydrogen |
| hydrogenii (1) |
| Glossary: pH |
| hydrogenium (1) |
| Names: Hydrogen |
| hydrogens (1) |
| Data1: Carbon |
| hydrohalic (1) |
| Document: The Halogens (Group 17) |
| hydrokryptoacetylene (1) |
| Compounds: Krypton |
| hydrolysis (2) |
| On This Day... 6 April |
| Production: Gallium |
| hydrolyzed (1) |
| Compounds: Chlorine |
| hydrolyzes (1) |
| Glossary: Base |
| hydrometallurgical (1) |
| Production: Zinc |
| hydrometallurgy (1) |
| Production: Zinc |
| hydronium (3) |
| Equation: Acid dissociation constant |
| Equation: Base ionisation constant |
| Glossary: Base |
| hydrophobic (1) |
| Compounds: Zinc |
| hydroquinone (1) |
| On This Day... 24 July |
| hydrothermal (1) |
| Production: Sulfur |
| hydrous (2) |
| Compounds: Cobalt |
| Production: Nickel |
| hydroxenoacetylene (2) |
| Compounds: Xenon |
| Data1: Xenon |
| hydroxy (1) |
| Data1: Zinc |
| hydroxyl (1) |
| Data1: Oxygen |
| hydroxylapatite (1) |
| Compounds: Calcium |
| hydroxylbastnasite (1) |
| Production: Cerium |
| hygroscopic (7) |
| Compounds: Bromine |
| Compounds: Calcium |
| Compounds: Dysprosium |
| Compounds: Lithium |
| Glossary: Deliquescent |
| Glossary: Desiccant |
| Glossary: Hygroscopic |
| hypercalcemia (1) |
| Compounds: Phosphorus |
| hyperons (1) |
| Glossary: Baryon |
| hyperphosphatemia (1) |
| Compounds: Lanthanum |
| hypersensitivity (1) |
| Compounds: Potassium |
| hypertension (1) |
| Compounds: Copper |
| hyperthyroidism (1) |
| Compounds: Iodine |
| hypervelocity (1) |
| Compounds: Hafnium |
| hypo (1) |
| Compounds: Sodium |
| hypoallergenic (1) |
| Data1: Tungsten |
| hypobromite (1) |
| Reactions: Bromine |
| hypochlorite (5) |
| Compounds: Boron |
| Compounds: Calcium |
| Compounds: Chlorine |
| Compounds: Sodium |
| Reactions: Chlorine |
| hypodermic (1) |
| Data1: Iridium |
| hypoiolite (1) |
| Reactions: Iodine |
| hypotheses (1) |
| Biography: Joseph Louis Gay-Lussac |
| hypothesis (5) |
| Biography: Ida Eva Tacke Noddack |
| Biography: Jean Charles Galissard de Marignac |
| Biography: Jöns Jacob Berzelius |
| Glossary: Island of Stability |
| On This Day... 13 July |
| hypothesize (1) |
| Compounds: Sodium |
| hypothesized (3) |
| Compounds: Sodium |
| Data1: Tungsten |
| Glossary: Electron Capture |
| hypothetical (2) |
| Data1: Gallium |
| Glossary: Oxidation State |
| hypothyroidism (1) |
| Compounds: Iodine |
| hzno2 (1) |
| Reactions: Zinc |
| hzro3 (1) |
| Reactions: Zirconium |