Formula of Important Chemical Compounds

Common name and formula of important chemical compounds. List of chemical Formulas and their common name. 

Baking Powder Sodium Bicarbonate NaHCO3

Bleaching Powder Calcium Oxychloride CaOCL2

Blue Vitriol Copper Sulphate CuSO4.5H2O

Caustic Potash Potassium Hydroxide KOH

Caustic Soda Sodium Hydroxide NaOH

Chalk (Marble) Calcium Carbonate CaCo3

Chloroform Trichloro Methane CHCl3

Dry Ice Solid carbon dioxide CO2

Epsom Magnesium Sulphate MgSo4

Green Vitriol Ferrous Sulphate FeSo4

Gypsum Calcium Sulphate CaSo4

Heavy Water Deuterium Oxide D2O

Laughing Gas Nitrous Oxide N2O

Magnesia Magnesium Oxide MgO

Marsh Gas Methane CH4

Mohr’s Salt Ammonium Ferrous Sulphate FeSO4(NH4)2SO4.6H2O

Plaster of Paris Calcium Sulphate CaSO42H2O

Potash Alum Potassium Aluminium Sulphate KALSO4

Quick Lime Calcium Oxide CaO

Sand Silicon Oxide SiO2

Important chemical compounds

No.	Compound name	Molecular formula	Molar mass		Density
			(g/mol)		Range of concentration
1	Acetaldehyde	C2H4O	59.067		0-30% (18°C)
2	Acetamide	C2H5NO	60.052		0-6% (15°C)
3	Acetic acid	CH3COOH	96.086		0-100% (20°C)
4	Acetone	C3H6O	17.031		0-100% (20°C)
5	Acetonitrile	C2H3N	77.082		0-16% (15°C)
6	Aluminium chloride	AlCl3	62.068		0-40% (15°C)
7	Aluminium nitrate	Al(NO3)3	368.343		-
8	Aluminium sulfate	Al2(SO4)3	68.007		0-26% (15°C)
9	Ammonia	NH3	158.355		0-30% (20°C)
10	Ammonium acetate	CH3COONH4	41.052		0-45% (25°C)
11	Ammonium carbonate	(NH4)2CO3	134.452		-
12	Ammonium chloride	NH4Cl	30.026		0-24% (20°C)
13	Ammonium dichromate	(NH4)2Cr2O7	278.106		0-20% (12°C)
14	Ammonium hydroxide	NH4OH	100.459		0-62% (20°C)
15	Ammonium nitrate	NH4NO3	329.244		0-50% (20°C)
16	Ammonium oxalate	(NH4)2C2O4	207.889		-
17	Ammonium sulfate	(NH4)2SO4	84.007		0-50% (20°C)
18	Antimony(III) chloride	SbCl3	46.025		-
19	Antimony(V) chloride	SbCl5	180.156		-
20	Barium chloride	BaCl2	180.156		0-26% (20°C)
21	Barium hydroxide	Ba(OH)2	94.111		-
22	Barium nitrate	Ba(NO3)2	56.106		-
23	Bismuth(III) chloride	BiCl3	92.094		-
24	Bismuth(III) nitrate	Bi(NO3)3	214.001		-
25	Butan-1-ol	C4H10O	197.998		0-8% (20°C)
26	Butyric acid	C4H8O2	252.065		0-62% (25°C)
27	Cadmium nitrate	Cd(NO3)2	166.003		0-50% (18°C)
28	Cadmium sulfate	CdSO4	172.069		-
29	Calcium chloride	CaCl2	339.787		0-40% (20°C)
30	Calcium hydroxide	Ca(OH)2	97.995		-
31	Calcium nitrate	Ca(NO3)2	101.103		0-68% (18°C)
32	Calcium sulfate	CaSO4	39.997		-
33	Carbon disulfide	CS2	116.072		-
34	Chloroacetic acid	C2H3ClO2	132.14		0-32% (20°C)
35	Chloroauric acid	HAuCl4	76.141		-
36	Chloroform	CHCl3	74.122		-
37	Chloroplatinic acid	H2PtCl6	228.119		-
38	Chromium(III) chloride	CrCl3	144.092		0-14% (18°C)
39	Chromium(III) nitrate	Cr(NO3)3	158.034		-
40	Chromium(III) sulfate	Cr2(SO4)3	68.995		0-40% (15°C)
41	Chromium(VI) oxide	CrO3	102.894		0-60% (15°C)
42	Citric acid	C6H8O7	80.043		0-55% (20°C)
43	Cobalt(II) nitrate	Co(NO3)2	85.104		-
44	Cobalt(II) sulfate	CoSO4	84.995		-
45	Copper(I) chloride	Cu2Cl2	284.047		0-20% (20°C)
46	Copper(II) chloride	CuCl2	151.908		0-20% (20°C)
47	Copper(II) nitrate	Cu(NO3)2	79.1		0-25% (20°C)
48	Copper(II) sulfate	CuSO4	158.526		0-20% (18°C)
49	Dichloroacetic acid	C2H2Cl2O2	299.025		0-30% (20°C)
50	Diethyl ether	(C2H5)2O	342.296		0-5% (20°C)
51	Dimethylglyoxime	(CH3CNOH)2	148.315		-
52	EDTA, disodium salt	Na2C10H14N2O8	120.368		0-6% (20°C)
53	Ethanol	C2H5OH	104.061		0-100% (20°C)
54	Ethylene glycol	(CH2OH)2	125.844		0-60% (20°C)
55	Formaldehyde	CH2O	182.172		0-40% (15°C)
56	Formic acid	CH2O2	171.342		0-100% (20°C)
57	Fructose	C6H12O6	296.653		0-48% (20°C)
58	Glucose	C6H12O6	74.079		0-60% (20°C)
59	Glycerol	C3H8O3	32.042		0-100% (20°C)
60	Hexafluorosilicic acid	H2SiF6	315.339		0-34% (17.5°C)
61	Hydrazine	N2H4	154.756		0-60% (15°C)
62	Hydrobromic acid	HBr	53.491		0-65% (25°C)
63	Hydrochloric acid	HCl	124.096		0-40% (20°C)
64	Hydrocyanic acid	HCN	35.046		0-16% (15°C)
65	Hydrofluoric acid	HF	208.233		0-50% (20°C)
66	Hydrogen peroxide	H2O2	106.441		0-100% (18°C)
67	Hydroiodic acid	HI	119.378		-
68	Iodic acid	HIO3	409.818		-
69	Iron(II) ammonium sulfate	FeSO4+(NH4)2SO4	189.616		-
70	Iron(II) sulfate	FeSO4	163.941		0-20% (18°C)
71	Iron(III) chloride	FeCl3	32.045		0-50% (20°C)
72	Iron(III) nitrate	Fe(NO3)3	174.259		0-25% (18°C)
73	Iron(III) sulfate	Fe2(SO4)3	210.159		0-20% (17.5°C)
74	Isobutanol	C4H10O	122.549		0-8% (20°C)
75	Lactic acid	C3H6O3	394.995		0-80% (20°C)
76	Lactose	C12H22O11	74.551		0-18% (20°C)
77	Lead(II) acetate	Pb(C2H3O2)2	133.341		-
78	Lead(II) chloride	PbCl2	127.912		-
79	Lead(II) nitrate	Pb(NO3)2	60.095		-
80	Lead(IV) acetate	Pb(C2H3O2)4	212.996		-
81	Lithium chloride	LiCl	80.912		0-30% (20°C)
82	Magnesium chloride	MgCl2	36.461		0-30% (20°C)
83	Magnesium nitrate	Mg(NO3)2	158.26		-
84	Magnesium sulfate	MgSO4	142.042		0-26% (20°C)
85	Maleic acid	C4H4O4	74.122		0-40% (25°C)
86	Malonic acid	C3H4O4	88.105		0-40% (20°C)
87	Maltose	C12H22O11	194.19		0-60% (20°C)
88	Manganese(II) chloride	MnCl2	27.025		-
89	Manganese(II) sulfate	MnSO4	78.045		0-30% (20°C)
90	Mannitol	C6H14O6	65.116		0-15% (20°C)
91	Mercury(II) chloride	HgCl2	20.006		-
92	Mercury(II) nitrate	Hg(NO3)2	226.268		-
93	Mercury(II) sulfate	HgSO4	126.043		-
94	Methanol	CH3OH	294.185		0-100% (15°C)
95	Methyl acetate	C3H6O2	58.079		0-20% (20°C)
96	Nickel chloride	NiCl2	34.015		0-30% (18°C)
97	Nickel nitrate	Ni(NO3)2	97.181		0-35% (20°C)
98	Nickel sulfate	NiSO4	194.05		0-18% (18°C)
99	Nicotine	C10H14N2	136.086		0-60% (20°C)
100	Nitric acid	HNO3	236.421		0-100% (20°C)
101	Oxalic acid	H2C2O4	208.474		0-10% (17.5°C)
102	Pentan-1-ol	C5H11OH	44.053		-
103	Perchloric acid	HClO4	110.984		0-70% (15°C)
104	Phenol	C6H6O	151.001		0-5% (15°C)
105	Phosphoric acid	H3PO4	261.337		0-100% (20°C)
106	Potassium bicarbonate	KHCO3	392.18		0-24% (15°C)
107	Potassium bromate	KBrO3	99.994		-
108	Potassium bromide	KBr	192.124		0-40% (20°C)
109	Potassium carbonate	K2CO3	187.556		0-50% (20°C)
110	Potassium chlorate	KClO3	336.206		0-4% (20°C)
111	Potassium chloride	KCl	175.911		0-24% (20°C)
112	Potassium chromate	K2CrO4	342.296		0-30% (18°C)
113	Potassium cyanide	KCN	128.942		-
114	Potassium dichromate	K2Cr2O7	331.21		0-10% (20°C)
115	Potassium dihydrogen phosphate	KH2PO4	42.394		0-10% (20°C)
116	Potassium hexacyanoferrate(II)	K4Fe(CN)6	129.599		-
117	Potassium hexacyanoferrate(III)	K3Fe(CN)6	182.703		-
118	Potassium hydrogen phosphate	K2HPO4	63.013		0-8% (20°C)
119	Potassium hydroxide	KOH	100.115		0-50% (15°C)
120	Potassium iodate	KIO3	119.002		-
121	Potassium iodide	KI	138.206		0-55% (20°C)
122	Potassium nitrate	KNO3	60.095		0-24% (20°C)
123	Potassium nitrite	KNO2	311.799		-
124	Potassium permanganate	KMnO4	105.988		0-6% (20°C)
125	Potassium sulfate	K2SO4	158.108		0-10% (20°C)
126	Potassium sulfite	K2SO3	82.079		0-26% (15°C)
127	Potassium tartrate	K2C4H4O6	163.387		0-50% (20°C)
128	Potassium thiocyanate	KCNS	60.055		-
129	Propan-1-ol	CH3CH2CH2OH	161.973		0-100% (15°C)
130	Propan-2-ol	CH3CHOHCH3	258.069		0-100% (20°C)
131	Pyridine	C5H5N	58.443		0-60% (25°C)
132	Resorcinol	C6H6O2	261.968		0-52% (18°C)
133	Saccharose	C12H22O11	119.977		0-89% (20°C)
134	Silver nitrate	AgNO3	174.176		0-40% (20°C)
135	Silver sulfate	Ag2SO4	141.959		-
136	Sodium acetate	NaC2H3O2	342.151		0-28% (20°C)
137	Sodium arsenate	Na3AsO4	238.011		0-12% (17°C)
138	Sodium bromide	NaBr	182.943		0-40% (20°C)
139	Sodium carbonate	Na2CO3	159.609		0-14% (20°C)
140	Sodium chlorate	NaClO3	46.068		0-34% (18°C)
141	Sodium chloride	NaCl	162.204		0-26% (20°C)
142	Sodium chromate	Na2CrO4	325.288		0-26% (18°C)
143	Sodium citrate	Na3C6H5O7	116.119		0-36% (20°C)
144	Sodium dichromate	Na2Cr2O7	443.376		0-50% (15°C)
145	Sodium dihydrogen phosphate	NaH2PO4	95.211		0-40% (20°C)
146	Sodium formate	HCOONa	271.496		0-40% (25°C)
147	Sodium hydrogen carbonate	NaHCO3	162.232		0-6% (20°C)
148	Sodium hydrogen phosphate	Na2HPO4	90.035		0-6% (20°C)
149	Sodium hydrogen tartrate	NaHC4H4O6	88.148		-
150	Sodium hydroxide	NaOH	167		0-50% (20°C)
151	Sodium nitrate	NaNO3	110.111		0-45% (20°C)
152	Sodium nitrite	NaNO2	82.034		0-20% (15°C)
153	Sodium phosphate	Na3PO4	324.6		0-8% (20°C)
154	Sodium potassium tartrate	NaKC4H4O6	260.522		0-36% (20°C)
155	Sodium sulfate	Na2SO4	211.63		0-24% (20°C)
156	Sodium sulfide	Na2S	76.121		0-18% (18°C)
157	Sodium sulfite	Na2SO3	150.087		0-18% (19°C)
158	Sodium tartrate	Na2C4H4O6	121.135		0-28% (20°C)
159	Sodium thiosulfate	Na2S2O3	89.093		0-40% (20°C)
160	Strontium chloride	SrCl2	74.122		0-36% (20°C)
161	Strontium nitrate	Sr(NO3)2	342.296		-
162	Strontium sulfate	SrSO4	183.683		-
163	Sulfuric acid	H2SO4	74.093		0-100% (20°C)
164	Sulfurous acid	H2SO3	164.088		-
165	Tartaric acid	H2C4H4O6	136.141		0-56% (15°C)
166	Thiourea	CH4N2S	225.188		0-7% (15°C)
167	Tin(II) chloride	SnCl2	241.86		0-65% (15°C)
168	Tin(IV) chloride	SnCl4	399.878		0-70% (15°C)
169	Trichloroacetic acid	CCl3COOH	94.497		0-48% (20°C)
170	TRIS	(HOCH2)3CNH2	136.286		0-40% (20°C)
171	Urea	(NH2)2CO	189.39		0-46% (20°C)
172	Urethane	C3H7NO2	161.443		0-56% (20°C)
173	Zinc bromide	ZnBr2	154.996		0-65% (20°C)
174	Zinc chloride	ZnCl2	90.078		0-70% (20°C)
175	Zinc nitrate	Zn(NO3)2	169.873		0-50% (18°C)
176	Zinc sulfate	ZnSO4	98.078		0-16% (20°C)