Frequently Used Chemicals with Molecular Weight and Molecular Formula
Provided below is a list of common chemical compounds with their molecular weights and their chemical formulas. Chemical formulae provides a way to represent chemical substances using the symbol of the elements that it includes.
| Compound Name | Molecular Weight | Molecular Formula |
|---|---|---|
| Acetaldehyde | 44.05 g/mol | C2H4O |
| Acetamide | 59.068 g/mol | C2H5NO |
| Acetate | 59.044 g/mol | CH3COO– |
| Acetic acid | 60.052 g/mol | CH3COOH |
| Acetone | 58.08 g/mol | C3H6O |
| Acetonitrile | 41.053 g/mol | C2H3N |
| Acetylene | 26.038 g/mol | C2H2 |
| Aluminium hydroxide | 78.00 g/mol | Al(OH)3 |
| Aluminium sulfate | 342.15 g/mol | Al2(SO4)3 |
| Aluminum | 26.982 g/mol | Al |
| Aluminum bromide | 266.69 g/mol | AlBr3 |
| Aluminum fluoride | 83.9767 g/mol | AlF3 |
| Aluminum oxide | 101.96 g/mol | Al2O3 |
| Aluminum phosphate | 121.951 g/mol | AlPO4 |
| Aluminum sulfide | 150.158 g/mol | Al2S3 |
| Ammonia | 17.031 g/mol | NH3 |
| Ammonium acetate | 77.083 g/mol | C2H3O2NH4 |
| Ammonium bicarbonate | 96.086 g/mol | NH4HCO3 |
| Ammonium bromide | 97.943 g/mol | NH4Br |
| Ammonium carbonate | 96.086 g/mol | (NH4)2CO3 |
| Ammonium chloride | 53.489 g/mol | NH4Cl |
| Ammonium hydroxide | 35.046 g/mol | NH4OH |
| Ammonium iodide | 144.94 g/mol | NH4I |
| Ammonium nitrate | 80.043 g/mol | NH4NO3 |
| Ammonium nitrite | 64.06 g/mol | NH4NO2 |
| Ammonium oxide | 52.0763 g/mol | (NH4)2O |
| Ammonium persulfate | 228.18 g/mol | (NH4)2S2O8 |
| Ammonium phosphate | 132.056 g/mol | (NH4)3PO4 |
| Ammonium sulfate | 132.134 g/mol | (NH4)2SO4 |
| Argon gas | 39.948 g/mol | Ar |
| Ascorbic acid | 176.12 g/mol | C6H8O6 |
| Barium bromide | 297.14 g/mol | BaBr2 |
| Barium carbonate | 197.34 g/mol | BaCO3 |
| Barium chloride | 208.23 g/mol | BaCl2 |
| Barium fluoride | 175.34 g/mol | BaF2 |
| Barium hydroxide | 171.341 g/mol | Ba(OH)2 |
| Barium iodide | 391.136 g/mol | BaI2 |
| Barium nitrate | 261.337 g/mol | Ba(NO3)2 |
| Barium oxide | 153.326 g/mol | BaO |
| Barium sulfate | 233.38 g/mol | BaSO4 |
| Benzene | 78.11 g/mol | C6H6 |
| Benzoic acid | 122.12 g/mol | C7H6O2 |
| Bicarbonate | 61.016 g/mol | CHO3– |
| Bleach | 74.439 g/mol | NaClO |
| Boric acid | 61.83 g/mol | H3BO3 |
| Bromate | 127.901 g/mol | BrO3– |
| Bromine | 54.9380 g/mol | Br |
| Bromothymol Blue | 624.384 g/mol | C27H28Br2O5S |
| Butane | 58.12 g/mol | C4H10 |
| Butanoic acid | 88.11 g/mol | C4H8O2 |
| Calcium acetate | 158.17 g/mol | C4H6O4Ca |
| Calcium Carbide | 64.099 g/mol | CaC2 |
| Calcium carbonate | 100.086 g/mol | CaCO3 |
| Calcium Chloride | 110.98 g/mol | CaCl2 |
| Calcium hydride | 42.094 g/mol | CaH2 |
| Calcium hydroxide | 74.092 g/mol | Ca(OH)2 |
| Calcium iodide | 293.887 g/mol | CaI2 |
| Calcium nitrate | 164.088 g/mol | Ca(NO3)2 |
| Calcium oxide | 56.0774 g/mol | CaO |
| Calcium phosphate | 310.18 g/mol | Ca3(PO4)2 |
| Carbon Disulfide | 76.13 g/mol | CS2 |
| Carbon monoxide | 28.01 g/mol | CO |
| Carbon tetrachloride | 153.811 g/mol | CCl4 |
| Carbonic acid | 62.024 g/mol | H2CO3 |
| Cellulose | 162.1406 g/mol | (C6H10O5)n |
| Chlorine | 70.9 g/mol | Cl2 |
| Chlorine gas | 70.9 g/mol | Cl2 |
| Chlorine Trifluoride | 92.448 g/mol | ClF3 |
| Chloroacetic acid | 94.49 g/mol | C2H3O2Cl |
| Chromate | 15.992 g/mol | CrO42- |
| Chromic acid | 118.01 g/mol | H2CrO4 |
| Chromic Oxide | 151.9904 g/mol | Cr2O3 |
| Citric acid | 192.123 g/mol | C6H8O7 |
| Copper (II) chloride | 134.45 g/mol | CuCl2 |
| Copper ii carbonate | 123.55 g/mol | CuCO3 |
| Copper sulfate | 159.609 g/mol | CuSO4 |
| Copper(I) Oxide | 143.09 g/mol | Cu2O |
| Cyanide | 26.02 g/mol | CN− |
| Diatomic Bromine | 159.808 g/mol | Br2 |
| Dichloromethane | 84.93 g/mol | CH2Cl2 |
| Dichromate | 294.185 g/mol | K2Cr2O7 |
| Dihydrogen monoxide | 18.01528 g/mol | OH2 |
| Dimethyl sulfoxide | 78.13 g/mol | C2H6OS |
| Dimethylglyoxime | 116.12 g/mol | C4H8N2O2 |
| Dinitrogen monoxide | 44.013 g/mol | N2O |
| Dinitrogen Pentoxide | 30.07 g/mol | N2O5 |
| Dinitrogen trioxide | 76.01 g/mol | N2O3 |
| Dipotassium Phosphate | 174.2 g/mol | K2HPO4 |
| Ethane | 30.07 g/mol | C2H6 |
| Ethanol | 46.069 g/mol | C2H5OH |
| Ethylene | 28.054 g/mol | C2H4 |
| Ethylene glycol | 62.07 g/mol | C2H6O2 |
| Eugenol | 164.2 g/mol | C10H12O2 |
| Fluorine | 18.998403 u | F |
| Formaldehyde | 30.031 g/mol | CH2O |
| Formic Acid | 46.03 g/mol | HCOOH |
| Fructose | 180.16 g/mol | C6H12O6 |
| Glycerin | 92.09 g/mol | C3H8O3 |
| Helium | atomic mass 4.002602 u | He |
| Hexamine | 140.186 g/mol | C6H12N4 |
| Hexane | 86.18 g/mol | C6H14 |
| Hydrazine | 32.0452 g/mol | N2H4 |
| Hydrobromic acid | 80.912 g/mol | HBr |
| Hydrochloric acid | 36.458 g/mol | HCl |
| Hydrocyanic acid | 27.0253 g/mol | HCN |
| Hydrogen peroxide | 34.0147 g/mol | H2O2 |
| Hydrogen sulfate | 97.064 g/mol | HSO4– |
| Hydroiodic acid | 127.91 g/mol | HI |
| Hydroquinone | 110.11 g/mol | C6H6O2 |
| Hydroxide | 17.007 g/mol | OH− |
| Hypobromous acid | 96.911 g/mol | HBrO |
| Hypochlorite | 51.449 g/mol | ClO– |
| Hypochlorous acid | 52.457 g/mol | HClO |
| Hypoiodous acid | 143.89 g/mol | HIO |
| Iodide | 253.809 g/mol | I |
| Iodine | Atomic mass 126.90 g/mol | I |
| Iron iii oxide | 159.687 g/mol | Fe2O3 |
| Iron oxide | 159.69 g/mol | Fe2O3 |
| Lactic acid | 90.078 g/mol | C3H6O3 |
| Lead (IV) oxide | 239.1988 g/mol | PbO2 |
| Lead Acetate | 325.29 g/mol | Pb(C2H3O2)2 |
| Lead ii acetate | 325.29 g/mol | Pb(C2H3O2)2 |
| Lead iodide | 461.01 g/mol | PbI2 |
| Lithium bromide | 86.844 g/mol | LiBr |
| Lithium chloride | 42.394 g/mol | LiCl |
| Lithium hydroxide | 23.95 g/mol | LiOH |
| Lithium iodide | 133.844 g/mol | LiI |
| Lithium oxide | 29.88 g/mol | Li2O |
| Lithium phosphate | 115.79 g/mol | Li3PO4 |
| Magnesium carbonate | 84.313 g/mol | MgCO3 |
| Magnesium chloride | 95.211 g/mol | MgCl2 |
| Magnesium hydroxide | 58.319 g/mol | Mg(OH)2 |
| Magnesium iodide | 278.1139 g/mol | MgI2 |
| Magnesium nitrate | 148.313 g/mol | Mg(NO3)2 |
| Magnesium oxide | 40.3044 g/mol | MgO |
| Compound Name | Molecular Weight | Molecular Formula |
|---|---|---|
| Magnesium phosphate | 262.855 g/mol | Mg3(PO4)2 |
| Magnesium sulfate | 120.361 g/mol | MgSO4 |
| Magnesium sulfide | 56.38 g/mol | MgS |
| Maleic acid | 116.072 g/mol | C4H4O4 |
| Maltose | 342.3 g/mol | C12H22O11 |
| Manganese dioxide | 86.9368 g/mol | MnO2 |
| Mannitol | 182.172 g/mol | C6H14O6 |
| Mercuric chloride | 271.52 g/mol | HgCl2 |
| Methane | 16.043 g/mol | CH4 |
| Methanol | 32.04 g/mol | CH3OH |
| Methyl acetate | 74.079 g/mol | C3H6O2 |
| Methyl Ethyl Ketone | 72.107 g/mol | C4H8O |
| Methylene blue | 319.85 g/mol | C16H18ClN3S |
| Monopotassium Phosphate | 136.086 g/mol | KH2PO4 |
| Monosodium Glutamate | 169.111 g/mol | C5H8NO4Na |
| Nickel acetate | 178.797 g/mol | C4H8O4Ni |
| Nickel nitrate | 182.703 g/mol | Ni(NO3)2 |
| Nickel sulfate | 154.75 g/mol | NiSO4 |
| Nitric acid | 63.012 g/mol | HNO3 |
| Nitrite | 46.005 g/mol | NO2− |
| Nitrogen dioxide | 46.0055 g/mol | NO2 |
| Nitrogen monoxide | 30.006 g/mol | NO |
| Nitrous acid | 47.013 g/mol | HNO2 |
| Oxalate | 88.018 g/mol | C2O42− |
| Oxalic acid | 90.03 g/mol | H2C2O4 |
| Oxygen | Atomic mass 15.999 g/mol | O |
| Ozone | 48 g/mol | O3 |
| Para dichlorobenzene | 147.01 g/mol | C6H4Cl2 |
| Perchloric acid | 100.46 g/mol | HClO4 |
| Permanganate | 158.034 g/mol | KMnO4 |
| Peroxydisulfuric Acid | 194.14 g/mol | H2S2O8 |
| Phenol | 94.11 g/mol | C6H6O |
| Phenolphthalein | 318.32 g/mol | C20H14O4 |
| Phenyl | 77.106 g/mol | C6H5 |
| Phosphate | 94.9714 g/mol | PO43- |
| Phosphoric acid | 97.994 g/mol | H3PO4 |
| Phosphorous Acid | 82 g/mol | H3PO3 |
| Phosphorus pentachloride | 208.24 g/mol | PCl5 |
| Phosphorus Trichloride | 137.33 g/mol | PCl3 |
| Phosphorus Triiodide | 411.6872 g/mol | PI3 |
| Polystyrene | 104.1 g/mol | (C8H8)n |
| Polyurethane Foam | 548.589 g/mol | C27H36N2O10 |
| Potassium acetate | 98.142 g/mol | CH3CO2K |
| Potassium bicarbonate | 100.114 g/mol | KHCO3 |
| Potassium Bromide | 119.002 g/mol | KBr |
| Potassium carbonate | 138.205 g/mol | K2CO3 |
| Potassium chlorate | 122.545 g/mol | KClO3 |
| Potassium chloride | 74.5513 g/mol | KCl |
| Potassium chromate | 194.189 g/mol | CrK2O4 |
| Potassium cyanide | 65.12 g/mol | KCN |
| Potassium dichromate | 294.185 g/mol | K2Cr2O7 |
| Potassium Ferrocyanide | 368.35 g/mol | K4Fe(CN)6 |
| Potassium fluoride | 58.0967 g/mol | KF |
| Potassium hydroxide | 56.11 g/mol | KOH |
| Potassium hypochlorite | 90.55 g/mol | KClO |
| Potassium Iodate | 214.001 g/mol | KIO3 |
| Potassium iodide | 166.0028 g/mol | KI |
| Potassium nitrate | 101.102 g/mol | KNO3 |
| Potassium nitrite | 85.103 g/mol | KNO2 |
| Potassium oxide | 94.2 g/mol | K2O |
| Potassium phosphate | 136.084 g/mol | KH2PO4 |
| Potassium sulfite | 158.26 g/mol | K2SO3 |
| Potassium Thiocyanate | 97.181 g/mol | KSCN |
| Propane | 44.097 g/mol | C3H8 |
| Pyridine | 79.1 g/mol | C5H5N |
| Resorcinol | 110.1 g/mol | C6H6O2 |
| Salicylic Acid | 138.121 g/mol | C7H6O3 |
| Silicon dioxide | 60.083 g/mol | SiO2 |
| Silver acetate | 166.91 g/mol | AgC2H3O2 |
| Silver carbonate | 275.7453 g/mol | Ag2CO3 |
| Silver chloride | 143.318 g/mol | AgCl |
| Silver nitrate | 169.872 g/mol | AgNO3 |
| Silver oxide | 231.735 g/mol | Ag2O |
| Silver phosphate | 418.58 g/mol | Ag3PO4 |
| Sodium acetate | 82.0343 g/mol | C2H3NaO2 |
| Sodium bicarbonate | 84.0066 g/mol | NaHCO3 |
| Sodium bisulfate | 120.06 g/mol | NaHSO4 |
| Sodium borate | 201.22 g/mol | Na2[B4O5(OH)4]·8H2O |
| Sodium bromide | 102.894 g/mol | NaBr |
| Sodium carbonate | 105.9888 g/mol | Na2CO3 |
| Sodium Chlorate | 106.44 g/mol | NaClO3 |
| Sodium chloride | 58.44 g/mol | NaCl |
| Sodium chromate | 161.97 g/mol | Na2CrO4 |
| Sodium citrate | 258.06 g/mol | Na3C6H5O7 |
| Sodium cyanide | 49.0072 g/mol | NaCN |
| Sodium dichromate | 261.97 g/mol | Na2Cr2O7 |
| Sodium fluoride | 41.98817 g/mol | NaF |
| Sodium hydroxide | 39.997 g/mol | NaOH |
| Sodium hypochlorite | 74.439 g/mol | NaClO |
| Sodium iodide | 149.894 g/mol | NaI |
| Sodium metabisulfite | 190.107 g/mol | Na2S2O5 |
| Sodium nitrate | 84.994 g/mol | NaNO3 |
| Sodium nitride | 82.976 g/mol | Na3N |
| Sodium nitrite | 68.9953 g/mol | NaNO2 |
| Sodium oxide | 61.9789 g/mol | Na2O |
| Sodium Percarbonate | 157.01 g/mol | C2H6Na4O12 |
| Sodium peroxide | 77.98 g/mol | Na2O2 |
| Sodium phosphate | 119.976 g/mol | Na3PO4 |
| Sodium potassium tartrate | 282.1 g/mol | C4H4O6KNa·4H2O |
| Sodium silicate | 122.062 g/mol | (Na2O)x·SiO2 |
| Sodium sulfate | 142.036 g/mol | Na2SO4 |
| Sodium sulfide | 78.0452 g/mol | Na2S |
| Sodium sulfite | 126.043 g/mol | Na2SO3 |
| Sodium Thiosulfate | 158.11 g/mol | Na2S2O3 |
| Stearic acid | 284.484 g/mol | C18H36O2 |
| Strontium chloride | 158.52 g/mol | SrCl2 |
| Strontium nitrate | 211.628 g/mol | Sr(NO3)2 |
| Sucrose | 342.2965 g/mol | C12H22O11 |
| Sulfate ion | 96.06 g/mol | SO42− |
| Sulfur dioxide | 64.066 g/mol | SO2 |
| Sulfur Hexafluoride | 146.06 g/mol | SF6 |
| Sulfur trioxide | 80.057 g/mol | SO3 |
| Sulfuric acid | 98.072 g/mol | H2SO4 |
| Sulfurous acid | 82.073 g/mol | H2SO3 |
| Tannic acid | 1701.19 g/mol | C76H52O46 |
| Tartaric acid | 150.087 g/mol | C4H6O6 |
| Tetrachloroethylene | 165.83 g/mol | C2Cl4 |
| Tin (II) chloride | 189.60 g/mol | SnCl2 |
| Tin Oxide | 97.561 g/mol | SnO2 |
| Titanium dioxide | 79.866 g/mol | TiO2 |
| Toluene | 92.14 g/mol | C7H8 |
| Trichloroacetic acid | 163.38 g/mol | C2HCl3O2 |
| Urea | 60.056 g/mol | CH4N2O |
| Urethane | 89.09 g/mol | C3H7NO2 |
| Xenon Difluoride | 169.29 g/mol | XeF2 |
| Xylene | 106.16 g/mol | C8H10 |
| Zinc acetate | 183.48 g/mol | Zn(CH3COO)2(H2O)2 |
| Zinc carbonate | 125.388 g/mol | ZnCO3 |
| Zinc chloride | 136.286 g/mol | ZnCl2 |
| Zinc hydroxide | 99.424 g/mol | Zn(OH)2 |
| Zinc iodide | 319.22 g/mol | ZnI2 |
| Zinc nitrate | 189.388 g/mol | Zn(NO3)2 |
| Zinc phosphate | 386.11 g/mol | Zn3(PO4)2 |
| Zinc sulfate | 161.436 g/mol | ZnSO4 |
| Zinc sulfide | 97.474 g/mol | ZnS |
