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Questions and Answers
What key characteristic distinguishes polar molecules from non-polar molecules?
What key characteristic distinguishes polar molecules from non-polar molecules?
- Symmetrical arrangement of atoms
- Presence of more electronegative atoms
- Absence of dipole moment
- Asymmetry in distribution of atoms (correct)
Which factor contributes significantly to the polarity of a molecule?
Which factor contributes significantly to the polarity of a molecule?
- Uneven distribution of electrons (correct)
- Neutral charge within the molecule
- Symmetrical arrangement of atoms
- Low electronegativity of the atoms
Which molecule is an example of a non-polar molecule?
Which molecule is an example of a non-polar molecule?
- Ammonia (NH₃)
- Methane (CH₄) (correct)
- Hydrogen fluoride (HF)
- Water (H₂O)
What type of interactions do polar molecules exhibit due to their polarity?
What type of interactions do polar molecules exhibit due to their polarity?
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Why do polar molecules tend to dissolve in other polar substances?
Why do polar molecules tend to dissolve in other polar substances?
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In non-polar molecules, what results in the overall absence of a dipole moment?
In non-polar molecules, what results in the overall absence of a dipole moment?
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