Multiple choice

Which metal remains in the liquid form under normal condition?

  1. Zinc

  2. Radium

  3. Mercury

  4. Uranium
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Mercury has an unusually low melting point of approximately -39°C for a metal, which keeps it liquid at standard room temperature (20-25°C). This property results from its unique electron configuration and weak metallic bonding compared to other metals.

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