Molecular Polarity Quiz
Test your knowledge of molecular polarity concepts. Answer all questions to the best of your ability.
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Which of the following molecules is nonpolar?
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COâ‚‚
Hâ‚‚O
NH₃
SOâ‚‚
Select all the polar molecules from the list below:
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CHâ‚„
HCl
Oâ‚‚
HF
What is the main factor that determines the polarity of a molecule?
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Bond length
Molecular mass
Difference in electronegativity and molecular geometry
Number of atoms
Which of the following statements about water (Hâ‚‚O) is true?
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It is a nonpolar molecule
It has a linear molecular geometry
It has a bent molecular geometry and is polar
It has equal sharing of electrons
Match the molecule to its correct polarity.
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Rows
Polarity
NH₃
Polar
Nonpolar
COâ‚‚
Polar
Nonpolar
CHâ‚„
Polar
Nonpolar
Hâ‚‚S
Polar
Nonpolar
Rate your confidence in identifying polar and nonpolar molecules.
1
2
3
4
5
Explain, in your own words, why COâ‚‚ is a nonpolar molecule.
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Which of the following has the highest dipole moment?
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COâ‚‚
Hâ‚‚O
CHâ‚„
CClâ‚„
Which molecular geometry usually leads to a nonpolar molecule (assuming all surrounding atoms are identical)?
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Linear
Bent
Trigonal pyramidal
Tetrahedral
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