Chemical Compound Formulas

Chemical formulae provide a way to represent any chemical substance using the symbol of the elements present in it. Provided below is a list of the chemical formulas of some common chemical compounds (along with their molecular weights).

	Compound name	Molecular weight	Molecular formula
1	Acetic acid	60.052 g/mol	CH3COOH
2	Hydrochloric acid	36.458 g/mol	HCl
3	Sulfuric acid	‎98.072 g/mol	H2SO4
4	Acetate	59.044 g/mol	CH3COO–
5	Ammonia	17.031 g/mol	NH3
6	Nitric acid	63.012 g/mol	HNO3
7	Phosphoric acid	97.994 g/mol	H3PO4
8	Sodium phosphate	119.976 g/mol	Na3PO4
9	Calcium carbonate	100.086 g/mol	CaCO3
10	Ammonium sulfate	132.134 g/mol	(NH4)2SO4
11	Carbonic acid	62.024 g/mol	H2CO3
12	Sodium bicarbonate	84.0066 g/mol	NaHCO3
13	Sodium hydroxide	39.997 g/mol	NaOH
14	Calcium hydroxide	74.092 g/mol	Ca(OH)2
15	Ethanol	46.069 g/mol	C2H5OH
16	Hydrobromic acid	80.912 g/mol	HBr
17	Sulfuric acid	98.072 g/mol	H2SO4
18	Nitrous acid	‎47.013 g/mol	HNO2
19	Potassium hydroxide	56.11 g/mol	KOH
20	Silver nitrate	169.872 g/mol	AgNO3
21	Sodium carbonate	105.988 g/mol	Na2CO3
22	Sodium chloride	58.44 g/mol	NaCl
23	Cellulose	162.1406 g/mol	(C6H10O5)n
24	Magnesium hydroxide	58.319 g/mol	Mg(OH)2
25	Methane	16.043 g/mol	CH4
26	Nitrogen dioxide	30.006 g/mol	NO2
27	Potassium hydroxide	56.105 g/mol	KOH
28	Sodium nitrate	84.994 g/mol	NaNO3
29	Sulfurous acid	82.073 g/mol	H2SO3
30	Aluminium sulfate	342.15 g/mol	Al2(SO4)3
31	Aluminum oxide	101.96 g/mol	Al2O3
32	Ammonia	17.031 g/mol	NH3
33	Ammonium nitrate	80.043 g/mol	NH4NO3
34	Ammonium phosphate	132.056 g/mol	(NH4)3PO4
35	Barium hydroxide	171.341 g/mol	Ba(OH)2
36	Carbon tetrachloride	153.811 g/mol	CCl4
37	Citric acid	192.123 g/mol	C6H8O7
38	Hydrocyanic acid	‎27.026 g/mol	HCN
39	Salicylic Acid	138.121 g/mol	C7H6O3
40	Hydroiodic acid	127.91 g/mol	HI
41	Hypochlorous acid	52.457 g/mol	HClO
42	Iron iii oxide	159.687 g/mol	Fe2O3
43	Magnesium phosphate	262.855 g/mol	Mg3(PO4)2
44	Sodium acetate	82.0343 g/mol	C2H3NaO2
45	Sodium sulfate	‎142.036 g/mol	Na2SO4
46	Sucrose	342.2965 g/mol	C12H22O11
47	Potassium nitrate	101.102 g/mol	KNO3
48	Ammonium bicarbonate	96.086 g/mol	NH4HCO3
49	Ammonium chloride	53.489 g/mol	NH4Cl
50	Ammonium hydroxide	35.046 g/mol	NH4OH
51	Calcium nitrate	164.088 g/mol	Ca(NO3)2
52	Calcium oxide	56.0774 g/mol	CaO
53	Carbon monoxide	28.01 g/mol	CO
54	Chlorine gas	70.9 g/mol	Cl2
55	Phenol	94.11 g/mol	C6H6O
56	Hydrogen peroxide	34.0147 g/mol	H2O2
57	Hydroxide	17.007 g/mol	OH–
58	Magnesium chloride	95.211 g/mol	MgCl2
59	Magnesium hydroxide	58.3197 g/mol	Mg(OH)2
60	Potassium chloride	74.5513 g/mol	KCl
61	Potassium iodide	166.0028 g/mol	KI
62	Sulfur dioxide	64.066 g/mol	SO2
63	Glycerin	92.09 g/mol	C3H8O3
64	Ammonium sulfate	132.14 g/mol	(NH4)2SO4
65	Barium nitrate	261.337 g/mol	Ba(NO3)2
66	Calcium acetate	158.17 g/mol	C4H6O4Ca
67	Sulfurous Acid	82.07 g/mol	H2SO3
68	Iron oxide	159.69 g/mol	Fe2O3
69	Potassium carbonate	138.205 g/mol	K2CO3
70	Silver chloride	‎143.318 g/mol	AgCl
71	Sodium iodide	149.894 g/mol	NaI
72	Sodium oxide	61.9789 g/mol	Na2O
73	Sodium sulfide	78.0452 g/mol	Na2S
74	Sucrose	342.30 g/mol	C12H22O11
75	Zinc nitrate	189.388 g/mol	Zn(NO3)2
76	Aluminium Sulfate	342.15 g/mol	Al2(SO4)3
77	Phenolphthalein	318.32 g/mol	C20H14O4
78	Magnesium nitrate	148.313 g/mol	Mg(NO3)2
79	Silicon dioxide	60.083 g/mol	SiO2
80	Acetone	58.08 g/mol	C3H6O
81	Hydroquinone	110.11 g/mol	C6H6O2
82	Pyridine	79.1 g/mol	C5H5N
83	Ammonium acetate	77.083 g/mol	C2H3O2NH4
84	Xylene	106.16 g/mol	C8H10
85	Barium sulfate	233.38 g/mol	BaSO4
86	Benzene	78.11 g/mol	C6H6
87	Bicarbonate	61.016 g/mol	CHO3–
88	Chromate	15.992 g/mol	CrO42-
89	Methyl Ethyl Ketone	72.107 g/mol	C4H8O
90	Cyanide	26.02 g/mol	CN−
91	Trichloroacetic acid	163.38 g/mol	C2HCl3O2
92	Magnesium sulfate	120.361 g/mol	MgSO4
93	Methanol	32.04 g/mol	CH3OH
94	Nitrogen dioxide	46.0055 g/mol	NO2
95	Oxygen	Atomic mass 15.999 g/mol	O
96	Methylene blue	319.85 g/mol	C16H18ClN3S
97	Sodium sulfite	126.043 g/mol	Na2SO3
98	Sulfur trioxide	80.057 g/mol	SO3
99	Aluminum phosphate	121.951 g/mol	AlPO4
100	Stearic acid	284.484 g/mol	C18H36O2
101	Dinitrogen monoxide	44.013 g/mol	N2O
102	Carbon monoxide	28.01 g/mol	CO
103	Carbonic acid	62.03 g/mol	H2CO3
104	Sodium carbonate	105.9888 g/mol	Na2CO3
105	Titanium dioxide	233.38 g/mol	TiO2
106	Acetonitrile	41.053 g/mol	C2H3N
107	Oxalic acid	90.03 g/mol	H2C2O4
108	Potassium dichromate	294.185 g/mol	K2Cr2O7
109	Salicylic acid	138.121 g/mol	C7H6O3
110	Sodium bromide	102.894 g/mol	NaBr
111	Sodium hypochlorite	74.439 g/mol	NaClO
112	Zinc acetate	183.48 g/mol	Zn(CH3COO)2(H2O)2
113	Zinc chloride	136.286 g/mol	ZnCl2
114	Zinc hydroxide	99.424 g/mol	Zn(OH)2
115	Magnesium carbonate	84.313 g/mol	MgCO3
116	Potassium chlorate	122.545 g/mol	KClO3
117	Hydrazine	32.0452 g/mol	N2H4
118	Ascorbic acid	176.12 g/mol	C6H8O6
119	Benzoic acid	122.12 g/mol	C7H6O2
120	Resorcinol	110.1 g/mol	C6H6O2
121	Chlorine	‎70.9 g/mol	Cl2
122	Ammonium nitrate	80.043 g/mol	NH4NO3
123	Ammonium phosphate	132.056 g/mol	(NH4)3PO4
124	Carbon tetrachloride	153.82 g/mol	CCl4
125	Nitrous acid	47.013 g/mol	HNO2
126	Maleic acid	116.072 g/mol	C4H4O4
129	Sodium metabisulfite	190.107 g/mol	Na2S2O5
130	Sodium Hypochlorite	74.439 g/mol	NaClO
131	Acetamide	59.068 g/mol	C2H5NO
132	Magnesium carbonate	84.3139 g/mol	MgCO3
133	Sodium silicate	122.062 g/mol	(Na2O)x·SiO2
134	Nitrite	46.005 g/mol	NO2−
135	Hydroxide	17.007 g/mol	OH−
136	Phosphate	94.9714 g/mol	PO43-
137	Dichloromethane	84.93 g/mol	CH2Cl2
138	Carbon Disulfide	76.13 g/mol	CS2
139	Potassium chromate	194.189 g/mol	CrK2O4
140	Zinc sulfate	161.436 g/mol	ZnSO4
141	Iodine	Atomic mass 126.90 g/mol	I
142	Tannic acid	1701.19 g/mol	C76H52O46
143	Aluminum	26.982 g/mol	Al
144	Perchloric acid	100.46 g/mol	HClO4
145	Hypochlorite	51.449 g/mol	ClO–
146	Citric acid	192.124 g/mol	C6H8O7
147	Potassium Bromide	119.002 g/mol	KBr
148	Chromic acid	118.01 g/mol	H2CrO4
149	Dihydrogen monoxide	18.01528 g/mol	OH2
150	Methyl acetate	74.079 g/mol	C3H6O2
151	Dimethyl sulfoxide	78.13 g/mol	C2H6OS
152	Hexane	86.18 g/mol	C6H14
153	Phosphoric acid	97.994 g/mol	H3PO4
154	Eugenol	164.2 g/mol	C10H12O2
155	Manganese dioxide	86.9368 g/mol	MnO2
156	Dimethyl sulfoxide	78.13 g/mol	C2H6OS
157	Lactic acid	90.078 g/mol	C3H6O3
158	Sodium potassium tartrate	282.1 g/mol	C4H4O6KNa·4H2O
159	Hexamine	140.186 g/mol	C6H12N4
160	Lithium hydroxide	23.95 g/mol	LiOH
161	Dimethyl sulfoxide	78.13 g/mol	C2H6OS
162	Phosphorus pentachloride	208.24 g/mol	PCl5
163	Potassium oxide	94.2 g/mol	K2O
164	Potassium phosphate	136.084 g/mol	KH2PO4
165	Silver acetate	166.91 g/mol	AgC2H3O2
166	Sodium citrate	258.06 g/mol	Na3C6H5O7
167	Sodium fluoride	41.98817 g/mol	NaF
168	Sodium nitrite	68.9953 g/mol	NaNO2
169	Sulfate ion	96.06 g/mol	SO42−
170	Barium carbonate	197.34 g/mol	BaCO3
171	Calcium iodide	293.887 g/mol	CaI2
172	Hydrogen sulfate	97.064 g/mol	HSO4–
173	Lithium oxide	29.88 g/mol	Li2O
174	Dimethylglyoxime	116.12 g/mol	C4H8N2O2
175	Permanganate	158.034 g/mol	KMnO4
176	Silver phosphate	418.58 g/mol	Ag3PO4
177	Sodium carbonate	105.9888 g/mol	Na2CO3
178	Ammonium bromide	97.943 g/mol	NH4Br
179	Calcium phosphate	310.18 g/mol	Ca3(PO4)2
180	Dichromate	294.185 g/mol	K2Cr2O7
181	Aluminum sulfide	150.158 g/mol	Al2S3
182	Ammonium carbonate	96.086 g/mol	(NH4)2CO3
183	Barium chloride	208.23 g/mol	BaCl2
184	Calcium nitrate	164.088 g/mol	Ca(NO3)2
185	Hydroiodic acid	127.91 g/mol	HI
186	Nitrogen monoxide	30.006 g/mol	NO
187	Potassium carbonate	138.205 g/mol	K2CO3
188	Potassium iodide	166.0028 g/mol	KI
189	Potassium nitrate	101.102 g/mol	KNO3
190	Sodium oxide	61.9789 g/mol	Na2O
191	Fructose	180.16 g/mol	C6H12O6
192	Magnesium iodide	278.1139 g/mol	MgI2
193	Magnesium sulfide	56.38 g/mol	MgS
194	Ozone	48 g/mol	O3
195	Potassium cyanide	65.12 g/mol	KCN
196	Silver oxide	231.735 g/mol	Ag2O
197	Sodium chromate	161.97 g/mol	Na2CrO4
198	Sodium peroxide	77.98 g/mol	Na2O2
199	Toluene	92.14 g/mol	C7H8
200	Zinc carbonate	125.388 g/mol	ZnCO3
201	Zinc phosphate	386.11 g/mol	Zn3(PO4)2
202	Zinc sulfide	97.474 g/mol	ZnS
203	Para dichlorobenzene	147.01 g/mol	C6H4Cl2
204	Boric acid	61.83 g/mol	H3BO3
206	Magnesium phosphate	262.855 g/mol	Mg3(PO4)2
207	Oxalate	‎88.018 g/mol	C2O42−
208	Potassium bicarbonate	100.114 g/mol	KHCO3
209	Potassium hypochlorite	90.55 g/mol	KClO
210	Potassium nitrite	85.103 g/mol	KNO2
211	Bromothymol Blue	624.384 g/mol	C27H28Br2O5S
212	Ammonium iodide	144.94 g/mol	NH4I
213	Ammonium nitrate	‎80.043 g/mol	(NH4)(NO3)
214	Ammonium nitrite	64.06 g/mol	NH4NO2
215	Ammonium oxide	52.0763 g/mol	(NH4)2O
216	Argon gas	39.948 g/mol	Ar
217	Barium bromide	297.14 g/mol	BaBr2
218	Barium iodide	391.136 g/mol	BaI2
219	Bromate	127.901 g/mol	BrO3–
220	Dinitrogen trioxide	76.01 g/mol	N2O3
221	Ethylene glycol	62.07 g/mol	C2H6O2
222	Hypochlorous acid	52.46 g/mol	HClO
223	Nickel sulfate	154.75 g/mol	NiSO4
224	Helium	atomic mass ‎4.002602 u	He
225	Iodide	253.809 g/mol	I
226	Lead ii acetate	‎325.29 g/mol	Pb(C2H3O2)2
227	Lithium chloride	42.394 g/mol	LiCl
228	Phosphate ion	94.9714 g/mol	PO43-
229	Potassium fluoride	58.0967 g/mol	KF
230	Potassium sulfite	158.26 g/mol	K2SO3
231	Silver carbonate	275.7453 g/mol	Ag2CO3
232	Sodium cyanide	49.0072 g/mol	NaCN
233	Sodium nitride	82.976 g/mol	Na3N
234	Strontium chloride	158.52 g/mol	SrCl2
235	Strontium nitrate	211.628 g/mol	Sr(NO3)2
236	Urea	‎60.056 g/mol	CH4N2O
237	Bleach	‎74.439 g/mol	NaClO
238	Carbonic acid	62.03 g/mol	H2CO3
239	Lithium bromide	86.844 g/mol	LiBr
240	Aluminum fluoride	83.9767 g/mol	AlF3
241	Barium fluoride	175.34 g/mol	BaF2
242	Butanoic acid	88.11 g/mol	C4H8O2
243	Calcium hydride	42.094 g/mol	CaH2
245	Copper ii carbonate	123.55 g/mol	CuCO3
246	Ethanol	46.07 g/mol	CH3CH2OH
247	Fluorine	18.998403 u	F
248	Lithium phosphate	115.79 g/mol	Li3PO4
249	Glycerol	92.09382 g/mol	C3H8O3
250	Hypobromous acid	96.911 g/mol	HBrO
251	Hypoiodous acid	143.89 g/mol	HIO
252	Lead iodide	461.01 g/mol	PbI2
253	Lithium iodide	133.844 g/mol	LiI
254	Magnesium oxide	40.3044 g/mol	MgO
255	Urethane	89.09 g/mol	C3H7NO2
256	Nickel nitrate	182.703 g/mol	Ni(NO3)2
257	Potassium chloride	74.5513 g/mol	KCl
258	Potassium nitrate	101.102 g/mol	KNO3
259	Sodium dichromate	261.97 g/mol	Na2Cr2O7
260	Sodium nitrate	84.994 g/mol	NaNO3
261	Tartaric acid	150.087 g/mol	C4H6O6
262	Zinc iodide	319.22 g/mol	ZnI2
263	Bromine	54.9380 g/mol	Br
264	Aluminum bromide	266.69 g/mol	AlBr3
265	Sodium Percarbonate	157.01 g/mol	C2H6Na4O12
267	Nickel acetate	178.797 g/mol	C4H8O4Ni
268	Sodium Thiosulfate	158.11 g/mol	Na2S2O3
269	Acetaldehyde	44.05 g/mol	C2H4O
270	Copper sulfate	159.609 g/mol	CuSO4
271	Mannitol	182.172 g/mol	C6H14O6
272	Calcium Chloride	110.98 g/mol	CaCl2
273	Hydrocyanic acid	27.0253 g/mol	HCN
274	Monosodium Glutamate	169.111 g/mol	C5H8NO4Na
275	Polystyrene	104.1 g/mol	(C8H8)n
276	Calcium Carbide	64.099 g/mol	CaC2
277	Tetrachloroethylene	165.83 g/mol	C2Cl4
278	Sodium Chlorate	106.44 g/mol	NaClO3
279	Potassium Iodate	214.001 g/mol	KIO3
280	Sodium Percarbonate	157.01 g/mol	C2H6Na4O12
281	Lead Acetate	325.29 g/mol	Pb(C2H3O2)2
282	Potassium Thiocyanate	97.181 g/mol	KSCN
283	Butane	58.12 g/mol	C4H10
284	Maltose	342.3 g/mol	C12H22O11
285	Polyurethane Foam	548.589 g/mol	C27H36N2O10
286	Formaldehyde	30.031 g/mol	CH2O
287	Formic Acid	46.03 g/mol	HCOOH
288	Sulfur Hexafluoride	146.06 g/mol	SF6
289	Phosphorus Trichloride	137.33 g/mol	PCl3
290	Ethane	30.07 g/mol	C2H6
291	Dinitrogen Pentoxide	30.07 g/mol	N2O5
292	Phosphorous Acid	82 g/mol	H3PO3
293	Potassium Ferrocyanide	368.35 g/mol	K4Fe(CN)6
294	Xenon Difluoride	169.29 g/mol	XeF2
295	Diatomic Bromine	159.808 g/mol	Br2
296	Phenyl	77.106 g/mol	C6H5
297	Phosphorus Triiodide	411.6872 g/mol	PI3
298	Peroxydisulfuric Acid	194.14 g/mol	H2S2O8
299	Monopotassium Phosphate	136.086 g/mol	KH2PO4
300	Dipotassium Phosphate	174.2 g/mol	K2HPO4
301	Aluminium hydroxide	78.00 g/mol	Al(OH)3
302	Ammonium persulfate	228.18 g/mol	(NH4)2S2O8
303	Sodium borate	201.22 g/mol	Na2[B4O5(OH)4]·8H2O
304	Chloroacetic acid	94.49 g/mol	C2H3O2Cl
305	Potassium acetate	98.142 g/mol	CH3CO2K
306	Barium oxide	153.326 g/mol	BaO
307	Copper(I) Oxide	143.09 g/mol	Cu2O
308	Lithium Bromide	86.845 g/mol	LiBr
309	Copper Hydroxide	97.561 g/mol	Cu(OH)2
310	Tin Oxide	97.561 g/mol	SnO2
311	Chlorine Trifluoride	92.448 g/mol	ClF3
312	Ethylene	28.054 g/mol	C2H4
313	Acetylene	26.038 g/mol	C2H2
314	Chromic Oxide	151.9904 g/mol	Cr2O3
315	Sodium bisulfate	120.06 g/mol	NaHSO4
316	Copper (II) chloride	134.45 g/mol	CuCl2
317	Mercuric chloride	271.52 g/mol	HgCl2
318	Tin (II) chloride	189.60 g/mol	SnCl2
319	Propane	44.097 g/mol	C3H8
320	Lead (IV) oxide	239.1988 g/mol	PbO2