Answer:
Mercury is the only element found in liquid form at room temperature of all the metals.
Option: C
Explanation:
There are many metals which share valence electrons with other atoms. Mercury doesn't share electrons with other atoms this is because the electrons in the mercury atom are bounded and not easily moved.
Mercury has a poor electrical conductors, low melting point and poor thermal conductors. Mercury is the only metal that is present in the liquid form at room temperature.
