Mercury is the only metal which is liquid at $0^{\circ} \mathrm{C}$. This is due to its

Mercury is the only metal which is liquid at $0^{\circ} \mathrm{C}$. This is due to its
  1. very high ionisation energy and weak metallic bond.
  2. low ionisation potential.
  3. high atomic weight.
  4. high vapour pressure.

Solution

Metallic bonding in mercury is weak.

Asked in: JEE-TOPICTESTS-CHEMISTRY

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