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Question : 58 of 100
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Solution:
- Metals are the elements which have lustre, are good conductors of heat and electricity, are malleable and ductile.
- All metals exist in a solid-state at room temperature.
- Mercury is the only metal which exists in the liquid state at room temperature.
- Mercury:
- The chemical symbol for mercury is 'Hg' and its atomic number 80.
- It is a shiny, silvery liquid metal at room temperature.
- Mercury is used in thermometers because of its proportional expansion or compression with a change in temperature.
- It is also used in fluorescent lamps, Batteries and barometers.
- Mercury consumption for living beings is toxic (Minamata disease is related to mercury intoxication).
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