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At ordinary temperature H\(_2\)O is a liquid while H\(_2\)S is a gas. This is because...

Chemistry
WAEC 2012

At ordinary temperature H\(_2\)O is a liquid while H\(_2\)S is a gas. This is because H\(_2\)O has

  • A. weak intermolecular forces holding its molecules together
  • B. strong hydrogen bonds holding its molecules together
  • C. induced dipole-induced dipole forces between its molecules
  • D. ionic force between its molecules
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Correct Answer: Option B
Explanation

H\(_2\)O has stronger intermolecular dipole--dipole interaction because of the greater polarity (or a hydrogen bond). Because of the stronger intermolecular interaction H\(_2\)O is more stable and exists as a liquid.

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