Kamus rumus kimia
H

| Chemical formula | Synonyms | CAS number |
| --- | --- | --- |
| HAt | hydrogen astatide |  |
| HBr | hydrogen bromide   hydrobromic acid | 10035-10-6 |
| HBrO2 | bromous acid |  |
| HBrO3 | bromic acid |  |
| HCCH | acetylene   ethyne | 74-86-2 |
| HCN | hydrocyanic acid   hydrogen cyanide | 6914-07-4 |
| HCONH2 | formamide   methanamide | 75-12-7 |
| HCOO− | formate ion | 71-47-6 |
| HCOOH | formic acid   methanoic acid | 64-18-6 |
| HCOONH4 | ammonium formate | 540-69-2 |
| HCO3− | hydrogen carbonate ion | 71-52-3 |
| HC3H5O3 | lactic acid | 50-21-5 |
| HC5H5N+ | pyridinium ion |  |
| HC6H7O6 | ascorbic acid | 50-81-7 |
| HC9H7O4 | acetylsalicylic acid | 50-78-2 |
| HC12H17ON4SCl2 | thiamine hydrochloride   vitamin B1 hydrochloride | 67-03-8 |
| HCl | hydrochloric acid   hydrogen chloride | 7647-01-0 |
| HClO | hypochlorous acid | 7790-92-3 |
| HClO2 | chlorous acid | 13898-47-0 |
| HClO3 | chloric acid | 7790-93-4 |
| HClO4 | perchloric acid | 7601-90-3 |
| HDO | semiheavy water   water-d1 | 14940-63-7 |
| HF | hydrofluoric acid | 7664-39-3 |
| HI | hydroiodic acid | 10034-85-2 |
| HIO | hypoiodous acid | 14332-21-9 |
| HIO3 | iodic acid | 7782-68-5 |
| HNO | nitroxyl | 14332-28-6 |
| HNO2 | nitrous acid | 7782-77-6 |
| HNO3 | nitric acid   hydrogen nitrate | 7697-37-2 |
| HN3 | hydrazoic acid | 7782-79-8 |
| HOBr | hypobromous acid | 13517-11-8 |
| HOCl | hypochlorous acid | 7790-92-3 |
| HOF | hypofluorous acid | 14034-79-8 |
| HOOCCOOH | oxalic acid | 144-62-7 |
| HPO42− | hydrogen phosphate ion | 14066-19-4 |
| HSO3− | hydrogen sulfite ion | 15181-46-1 |
| HSO4− | hydrogen sulfate | 12143-45-2 |
| HTO | partially tritiated water   water-t | 13670-17-2 |
| H2 | hydrogen | 1333-74-0 |
| H2C(CH)CN | acrylonitrile | 107-13-1 |
| H2CO | formaldehyde | 19710-56-6 |
| H2CO3 | carbonic acid | 107-32-4 |
| H2CSO | sulfine | 40100-16-1 |
| H2C2O4 | oxalic acid | 144-62-7 |
| H2C4H4O6 | tartaric acid | 87-69-4 |
| H2C8H4O4 | phthalic acid   H2Ph |  |
| H2CrO4 | chromic acid | 7738-94-5 |
| H2NCH2COOH | glycine | 56-40-6 |
| H2N2O2 | hyponitrous acid | 14448-38-5 |
| H2NNH2 | hydrazine | 302-01-2 |
| H2O | water | 7732-18-5 |
| H2O2 | hydrogen peroxide | 7722-84-1 |
| H2PO4− | dihydrogen phosphate ion | 14066-20-7 |
| H2S | hydrogen sulfide   hydrosulfuric acid | 7783-06-4 |
| H2SO3 | sulfurous acid | 7782-99-2 |
| H2SO4 | sulfuric acid   hydrogen sulfate | 7664-93-9 |
| H2S2O2 | thiosulfurous acid |  |
| H2S2O3 | thiosulfuric acid | 13686-28-7 |
| H2S2O4 | dithionous acid | 15959-26-9 |
| H2S2O5 | disulfurous acid |  |
| H2S2O6 | dithionic acid | 14970-71-9 |
| H2S2O7 | disulfuric acid | 8014-95-7 |
| H2S2O8 | peroxydisulfuric acid | 13445-49-3 |
| H2SeO3 | selenous acid | 7783-00-8 |
| H2SeO4 | selenic acid | 7783-08-6 |
| H2SiO3 | silicic acid | 7699-41-4 |
| H2TeO3 | tellurous acid | 10049-23-7 |
| H2TiO3 | titanic acid |  |
| H3AsO4 | arsenic acid | 7778-39-4 |
| H3CCH2CH3 | propane | 74-98-6 |
| H3N+CH2COO− | zwitterion |  |
| H3O+ | ion hidronium | 13968-08-6 |
| H3PO2 | hypophosphorous acid |  |
| H3PO3 | phosphorous acid |  |
| H3PO4 | phosphoric acid | 7664-38-2 |
| H4XeO6 | perxenic acid |  |
| H6TeO6 | telluric acid | 7803-68-1 |
| HfBr4 | hafnium(IV) bromide | 13777-22-5 |
| HfF4 | hafnium(IV) fluoride | 13709-52-9 |
| HfOCl2 · 8H2O | hafnium(IV) oxychloride octahydrate | 14456-34-9 |
| HfOH(C2H3O2)3 | hafnium(IV) acetate, basic |  |
| Hf(SO4)2 | hafnium(IV) sulfate | 15823-43-5 |
| Hg(BrO3)2 · 2H2O | mercury(II) bromate dihydrate |  |
| Hg2Br2 | mercury(I) bromide | 10031-18-2 |
| HgBr2 | mercury(II) bromide | 7789-47-1 |
| Hg(C2H3O2)2 | mercury(II) acetate | 1600-27-7 |
| Hg(C7H5O2)2 · H2O | mercury(II) benzoate monohydrate |  |
| HgClO4 · 4H2O | mercury(I) perchlorate tetrahydrate |  |
| Hg(ClO4)2 · 3H2O | mercury(II) perchlorate trihydrate |  |
| HgCl2 | mercury(II) chloride | 7487-94-7 |
| Hg(IO3)2 | mercury(II) iodate | 7783-32-6 |
| HgI2 | mercury(II) iodide | 7774-29-0 |
| Hg(NO3)2 · H2O | mercury(II) nitrate monohydrate | 7783-34-8 |
| Hg(CNO)2 | mercury(II) fulminate | 628-86-4 |
| HgO | mercury(II) oxide | 21908-53-2 |
| Hg(OH)2 | mercury(II) hydroxide |  |
| HgS | mercury(II) sulfide   cinnabar | 1344-48-5 |
| Hg(SCN)2 | mercury(II) thiocyanate | 592-85-8 |
| HgSe | mercury(II) selenide | 20601-83-6 |
| HgSeO3 | mercury(II) selenite |  |
| HgTe | mercury(II) telluride | 12068-90-5 |
| HgTeO3 | mercury(II) tellurite |  |
| HgWO4 | mercury(II) tungstate |  |
| Hg2Br2 | mercury(I) bromide | 15385-58-7 |
| Hg2Cl2 | mercury(I) chloride | 10112-91-1 |
| Hg2I2 | mercury(I) iodide | 15385-57-6 |
| Hg3(AsO4)2 | mercury(II) orthoarsenate |  |
| Hg3(PO4)2 | mercury(II) phosphate |  |