THE MOLECULE INDEX / 175 ENTRIES

List of polar and nonpolar molecules

Compare formula, polarity, molecular geometry and molar mass in one place. Each row opens a worked explanation and a rotatable 3D model.

Formula	Molecule	Polarity	Geometry	Molar mass
AlCl3	Aluminum Trichloride	Nonpolar	trigonal planar	133.33 g/mol
AsH3	Arsine	Polar	trigonal pyramidal	77.95 g/mol
BCl3	Boron Trichloride	Nonpolar	trigonal planar	117.16 g/mol
BF3	Boron Trifluoride	Nonpolar	trigonal planar	67.80 g/mol
Br2	Bromine	Nonpolar	linear	159.81 g/mol
BrF3	Bromine Trifluoride	Polar	t-shaped	136.90 g/mol
BrF5	Bromine Pentafluoride	Polar	square pyramidal	174.89 g/mol
C2Cl4	Tetrachloroethylene	Nonpolar	planar around both alkene carbons	165.82 g/mol
C2H2	Acetylene	Nonpolar	linear	26.04 g/mol
C2H2Cl2	cis-1,2-Dichloroethene	Polar	planar around both alkene C atoms	96.94 g/mol
C2H2Cl2	trans-1,2-Dichloroethene	Nonpolar	planar around both alkene C atoms	96.94 g/mol
C2H3Cl	Vinyl Chloride	Polar	planar around both alkene carbons	62.50 g/mol
C2H3ClO	Acetyl Chloride	Polar	trigonal planar at acyl C	78.50 g/mol
C2H4	Ethylene	Nonpolar	planar; trigonal at each C	28.05 g/mol
C2H4Br2	1,2-Dibromoethane	Polar	tetrahedral at both C; flexible chain	187.86 g/mol
C2H4Cl2	1,1-Dichloroethane	Polar	tetrahedral at both C	98.95 g/mol
C2H4Cl2	1,2-Dichloroethane	Polar	tetrahedral at both C; flexible chain	98.95 g/mol
C2H4O	Ethylene Oxide	Polar	three-membered C–C–O ring	44.05 g/mol
C2H4O2	Methyl Formate	Polar	trigonal planar at ester carbonyl C	60.05 g/mol
C2H5Br	Bromoethane	Polar	tetrahedral at each C	108.97 g/mol
C2H5Cl	Chloroethane	Polar	tetrahedral at each C	64.51 g/mol
C2H5F	Fluoroethane	Polar	tetrahedral at each C	48.06 g/mol
C2H5I	Iodoethane	Polar	tetrahedral at each C	155.96 g/mol
C2H5NO	Acetamide	Polar	trigonal planar at carbonyl C; tetrahedral at methyl C	59.07 g/mol
C2H5NO2	Glycine	Polar	tetrahedral amino C; planar carboxyl C	75.07 g/mol
C2H5OH	Ethanol	Polar	tetrahedral at each C; bent at O	46.07 g/mol
C2H6	Ethane	Nonpolar	tetrahedral at each C	30.07 g/mol
C2H6S	Dimethyl Sulfide	Polar	tetrahedral at C; bent at S	62.13 g/mol
C2H6S	Ethanethiol	Polar	tetrahedral at C; bent at S	62.13 g/mol
C2H7N	Dimethylamine	Polar	tetrahedral at C; pyramidal at N	45.09 g/mol
C2H7N	Ethylamine	Polar	tetrahedral at C; pyramidal at N	45.09 g/mol
C2N2	Cyanogen	Nonpolar	linear N–C–C–N chain	52.04 g/mol
C3H6	Cyclopropane	Nonpolar	three-membered carbon ring	42.08 g/mol
C3H6	Propene	Nonpolar	trigonal planar at alkene C; tetrahedral at methyl C	42.08 g/mol
C3H6O	Propanal	Polar	trigonal planar at aldehyde C	58.08 g/mol
C3H6O2	Ethyl Formate	Polar	trigonal planar at ester carbonyl C	74.08 g/mol
C3H6O2	Propionic Acid	Polar	trigonal planar at carboxyl C	74.08 g/mol
C3H6O2	Methyl Acetate	Polar	trigonal planar at carbonyl C; bent at ester O	74.08 g/mol
C3H6O3	Lactic Acid	Polar	tetrahedral hydroxyl C; planar carboxyl C	90.08 g/mol
C3H8	Propane	Nonpolar	tetrahedral at each C	44.10 g/mol
C3H8O	1-Propanol	Polar	tetrahedral at C; bent at hydroxyl O	60.10 g/mol
C3H8O	Methoxyethane	Polar	bent at O; tetrahedral at C	60.10 g/mol
C3H8O	Isopropanol	Polar	tetrahedral at C; bent at hydroxyl O	60.10 g/mol
C3H8O3	Glycerol	Polar	tetrahedral at C; bent at each hydroxyl O	92.09 g/mol
C3H9N	Trimethylamine	Polar	tetrahedral at C; pyramidal at N	59.11 g/mol
C4H4O	Furan	Polar	planar five-membered aromatic ring	68.07 g/mol
C4H4S	Thiophene	Polar	planar five-membered aromatic ring	84.14 g/mol
C4H6O3	Acetic Anhydride	Polar	planar at both carbonyl C atoms; bent bridge O	102.09 g/mol
C4H8	1-Butene	Nonpolar	trigonal planar at alkene C; tetrahedral at saturated C	56.11 g/mol
C4H8O	Butanone	Polar	trigonal planar at carbonyl C	72.11 g/mol
C4H8O2	Butyric Acid	Polar	trigonal planar at carboxyl C	88.11 g/mol
C4H8O2	Ethyl Acetate	Polar	trigonal planar at carbonyl C; bent at ester O	88.11 g/mol
C4H10	Butane	Nonpolar	tetrahedral at each C; flexible chain	58.12 g/mol
C4H10O	1-Butanol	Polar	tetrahedral at C; bent at hydroxyl O	74.12 g/mol
C4H10O	Diethyl Ether	Polar	bent at O; tetrahedral at C	74.12 g/mol
C5H5N	Pyridine	Polar	planar six-membered aromatic ring	79.10 g/mol
C5H10	Cyclopentane	Nonpolar	five-membered puckered carbon ring	70.13 g/mol
C5H12	Pentane	Nonpolar	tetrahedral at each C; flexible chain	72.15 g/mol
C6H5Br	Bromobenzene	Polar	planar aromatic ring; trigonal planar at ring C	157.01 g/mol
C6H5Cl	Chlorobenzene	Polar	planar aromatic ring; trigonal planar at ring C	112.56 g/mol
C6H5F	Fluorobenzene	Polar	planar aromatic ring; trigonal planar at ring C	96.10 g/mol
C6H5NO2	Nitrobenzene	Polar	approximately planar nitro group attached to phenyl	123.11 g/mol
C6H6	Benzene	Nonpolar	planar hexagonal ring	78.11 g/mol
C6H6O	Phenol	Polar	planar aromatic ring; bent at hydroxyl O	94.11 g/mol
C6H7N	Aniline	Polar	planar aromatic ring; amino N near planar	93.13 g/mol
C6H8O7	Citric Acid	Polar	three planar carboxyl centers; tetrahedral central C	192.12 g/mol
C6H12	Cyclohexane	Nonpolar	chair-like six-membered carbon ring	84.16 g/mol
C6H12O6	D-Fructose	Polar	nonplanar oxygen-containing ring with tetrahedral C	180.16 g/mol
C6H12O6	D-Glucose	Polar	nonplanar oxygen-containing ring with tetrahedral C	180.16 g/mol
C6H14	Hexane	Nonpolar	tetrahedral at each C; flexible chain	86.18 g/mol
C7H5N	Benzonitrile	Polar	linear at nitrile C; planar phenyl ring	103.12 g/mol
C7H6O	Benzaldehyde	Polar	planar aldehyde C adjoining phenyl ring	106.12 g/mol
C7H6O3	Salicylic Acid	Polar	planar aromatic ring and carboxyl C	138.12 g/mol
C7H8	Toluene	Nonpolar	planar aromatic ring; tetrahedral methyl C	92.14 g/mol
C7H8O	Benzyl Alcohol	Polar	planar phenyl ring; tetrahedral CH2; bent at O	108.14 g/mol
C8H8	Styrene	Nonpolar	planar aromatic ring and alkene carbons	104.15 g/mol
C8H8O	Acetophenone	Polar	trigonal planar at ketone C	120.15 g/mol
C8H10	Ethylbenzene	Nonpolar	planar aromatic ring; tetrahedral ethyl carbons	106.17 g/mol
C8H10N4O2	Caffeine	Polar	fused heterocyclic rings with two planar carbonyl centers	194.19 g/mol
C9H8O4	Aspirin (Acetylsalicylic Acid)	Polar	planar aromatic ring and carbonyl centers	180.16 g/mol
CBr4	Carbon Tetrabromide	Nonpolar	tetrahedral	331.63 g/mol
CCl2F2	Dichlorodifluoromethane	Polar	tetrahedral at C	120.91 g/mol
CCl4	Carbon Tetrachloride	Nonpolar	tetrahedral	153.81 g/mol
CClF3	Chlorotrifluoromethane	Polar	tetrahedral at C	104.45 g/mol
CF4	Carbon Tetrafluoride	Nonpolar	tetrahedral	88.00 g/mol
CH2Cl2	Dichloromethane	Polar	tetrahedral	84.93 g/mol
CH2F2	Difluoromethane	Polar	tetrahedral at C	52.02 g/mol
CH2O	Formaldehyde	Polar	trigonal planar	30.03 g/mol
CH3Br	Bromomethane	Polar	tetrahedral at C	94.94 g/mol
CH3CHO	Acetaldehyde	Polar	tetrahedral at methyl C; trigonal planar at carbonyl C	44.05 g/mol
CH3Cl	Chloromethane	Polar	tetrahedral	50.48 g/mol
CH3CN	Acetonitrile	Polar	tetrahedral at methyl C; linear at nitrile C	41.05 g/mol
CH3COCH3	Acetone	Polar	trigonal planar at carbonyl C; tetrahedral at methyl C	58.08 g/mol
CH3COOH	Acetic Acid	Polar	tetrahedral at methyl C; planar at carboxyl C	60.05 g/mol
CH3F	Fluoromethane	Polar	tetrahedral at C	34.03 g/mol
CH3I	Iodomethane	Polar	tetrahedral at C	141.94 g/mol
CH3NH2	Methylamine	Polar	tetrahedral at C; pyramidal at N	31.06 g/mol
CH3NO2	Nitromethane	Polar	tetrahedral at methyl C; planar nitro N	61.04 g/mol
CH3OCH3	Dimethyl Ether	Polar	tetrahedral at each C; bent at O	46.07 g/mol
CH3OH	Methanol	Polar	tetrahedral at C; bent at O	32.04 g/mol
CH3SOCH3	Dimethyl Sulfoxide	Polar	pyramidal around S; tetrahedral at each C	78.13 g/mol
CH4	Methane	Nonpolar	tetrahedral	16.04 g/mol
CH4S	Methanethiol	Polar	tetrahedral at C; bent at S	48.10 g/mol
CHCl3	Chloroform	Polar	tetrahedral	119.37 g/mol
CHClF2	Chlorodifluoromethane	Polar	tetrahedral at C	86.47 g/mol
CHF3	Trifluoromethane	Polar	tetrahedral at C	70.01 g/mol
Cl2	Chlorine	Nonpolar	linear	70.90 g/mol
Cl2O	Dichlorine Monoxide	Polar	bent	86.90 g/mol
ClF3	Chlorine Trifluoride	Polar	t-shaped	92.44 g/mol
CO	Carbon Monoxide	Polar	linear	28.01 g/mol
CO2	Carbon Dioxide	Nonpolar	linear	44.01 g/mol
COCl2	Phosgene	Polar	trigonal planar	98.91 g/mol
COF2	Carbonyl Fluoride	Polar	trigonal planar	66.01 g/mol
COS	Carbonyl Sulfide	Polar	linear	60.07 g/mol
CS2	Carbon Disulfide	Nonpolar	linear	76.13 g/mol
F2	Fluorine	Nonpolar	linear	38.00 g/mol
H2	Hydrogen	Nonpolar	linear	2.02 g/mol
H2CO3	Carbonic Acid	Polar	trigonal planar around C	62.02 g/mol
H2O	Water	Polar	bent	18.02 g/mol
H2O2	Hydrogen Peroxide	Polar	non-planar	34.01 g/mol
H2S	Hydrogen Sulfide	Polar	bent	34.08 g/mol
H2Se	Hydrogen Selenide	Polar	bent	80.99 g/mol
H2SO4	Sulfuric Acid	Polar	approximately tetrahedral around S	98.07 g/mol
H3PO4	Phosphoric Acid	Polar	approximately tetrahedral around P	97.99 g/mol
HBr	Hydrogen Bromide	Polar	linear	80.91 g/mol
HCl	Hydrogen Chloride	Polar	linear	36.46 g/mol
HCN	Hydrogen Cyanide	Polar	linear	27.03 g/mol
HCONH2	Formamide	Polar	approximately planar around C and N	45.04 g/mol
HCOOH	Formic Acid	Polar	planar around C; bent at hydroxyl O	46.02 g/mol
HF	Hydrogen Fluoride	Polar	linear	20.01 g/mol
HI	Hydrogen Iodide	Polar	linear	127.91 g/mol
HNO2	Nitrous Acid	Polar	bent at N	47.01 g/mol
HNO3	Nitric Acid	Polar	trigonal planar around N	63.01 g/mol
HOCH2CH2OH	Ethylene Glycol	Polar	tetrahedral at each C; bent at each O	62.07 g/mol
HOCl	Hypochlorous Acid	Polar	bent at O	52.46 g/mol
I2	Iodine	Nonpolar	linear	253.80 g/mol
ICl	Iodine Monochloride	Polar	linear	162.35 g/mol
N2	Nitrogen	Nonpolar	linear	28.01 g/mol
N2H4	Hydrazine	Polar	pyramidal at each N	32.05 g/mol
N2O	Nitrous Oxide	Polar	linear	44.01 g/mol
NCl3	Nitrogen Trichloride	Polar	trigonal pyramidal	120.36 g/mol
NF3	Nitrogen Trifluoride	Polar	trigonal pyramidal	71.00 g/mol
NH2Cl	Monochloramine	Polar	trigonal pyramidal at N	51.47 g/mol
NH2CONH2	Urea	Polar	approximately planar at carbonyl C and both N centers	60.06 g/mol
NH2OH	Hydroxylamine	Polar	pyramidal at N; bent at O	33.03 g/mol
NH3	Ammonia	Polar	trigonal pyramidal	17.03 g/mol
NO	Nitric Oxide	Polar	linear	30.01 g/mol
NO2	Nitrogen Dioxide	Polar	bent	46.01 g/mol
NOCl	Nitrosyl Chloride	Polar	bent at N	65.46 g/mol
NOF	Nitrosyl Fluoride	Polar	bent at N	49.00 g/mol
O2	Oxygen	Nonpolar	linear	32.00 g/mol
O3	Ozone	Polar	bent	48.00 g/mol
OF2	Oxygen Difluoride	Polar	bent	54.00 g/mol
PBr3	Phosphorus Tribromide	Polar	trigonal pyramidal	270.69 g/mol
PCl3	Phosphorus Trichloride	Polar	trigonal pyramidal	137.32 g/mol
PCl5	Phosphorus Pentachloride	Nonpolar	trigonal bipyramidal	208.22 g/mol
PF3	Phosphorus Trifluoride	Polar	trigonal pyramidal	87.97 g/mol
PF5	Phosphorus Pentafluoride	Nonpolar	trigonal bipyramidal	125.96 g/mol
PH3	Phosphine	Polar	trigonal pyramidal	34.00 g/mol
SCl2	Sulfur Dichloride	Polar	bent	102.96 g/mol
SF2	Sulfur Difluoride	Polar	bent at S	70.06 g/mol
SF4	Sulfur Tetrafluoride	Polar	seesaw	108.05 g/mol
SF6	Sulfur Hexafluoride	Nonpolar	octahedral	146.05 g/mol
SiBr4	Silicon Tetrabromide	Nonpolar	tetrahedral	347.70 g/mol
SiCl4	Silicon Tetrachloride	Nonpolar	tetrahedral	169.89 g/mol
SiF4	Silicon Tetrafluoride	Nonpolar	tetrahedral	104.08 g/mol
SiH4	Silane	Nonpolar	tetrahedral	32.12 g/mol
SO2	Sulfur Dioxide	Polar	bent	64.06 g/mol
SO2Cl2	Sulfuryl Chloride	Polar	approximately tetrahedral at S	134.96 g/mol
SO2F2	Sulfuryl Fluoride	Polar	approximately tetrahedral at S	102.05 g/mol
SO3	Sulfur Trioxide	Nonpolar	trigonal planar	80.06 g/mol
SOCl2	Thionyl Chloride	Polar	trigonal pyramidal	118.96 g/mol
SOF2	Thionyl Fluoride	Polar	trigonal pyramidal at S	86.06 g/mol
XeF2	Xenon Difluoride	Nonpolar	linear	169.29 g/mol
XeF4	Xenon Tetrafluoride	Nonpolar	square planar	207.28 g/mol

Showing 175 molecules.

Use this list to compare shapes

Polarity depends on the complete arrangement of bonds. For example, H₂O is polar because its bent O–H bonds do not cancel; CO₂ is nonpolar because its two C=O bond dipoles oppose each other. You can also use the polarity checker or molar mass calculator.