HCl is a gas but HF is a low boiling liquid. This is because - Vidyadip

MCQ

$HCl$ is a gas but $HF$ is a low boiling liquid. This is because

A
$H - F$ bond is strong
B
$H - F$ bond is weak
✓
Molecules aggregate because of hydrogen bonding
D
$HF$ is a weak acid

✓

Answer

Correct option: C.

Molecules aggregate because of hydrogen bonding

c
$H - F$ is a liquid at room temperature while $HCl$ is a gas. This is due to extensive $H$-bonding in $H - F$ which increases its boiling point.

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