Q17 of 65 Page 18

Generally, metals are solid in nature. Which one of the following metals is found in liquid state at room temperature?

Mercury (Hg) is the only metal which is found in liquid state at room temperature. All other metals are solid at room temperature. It also has the lowest melting point.

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(i) Na


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Generally, non-metals are not lustrous. Which of the following non-metal is lustrous?