Is mercury a gas, liquid, or a solid?

Yes, and it can be any of those three; and that makes it the same as water. The physical state of both water and mercury, whether gas, liquid or solid, merely depends on the temperature. By great coincidence, both water and mercury are liquid at room temperature. read more

Mercury, for example, is generally found as a liquid but at -40 degrees Celsius it freezes and turns into a solid. And Mercury vapor (gas) is found in some particles of light. The state of Mercury is depend upon the temperature . read more

Mercury only becomes solid at temperatures below 37.89 degrees Fahrenheit Mercury becomes a liquid at room temperature. Mercury is very weird. It attaches to metal, but bends over plastic. It is poisonous if used wrong. It is used in thermometers. read more

Mercury is a solid at -39°C and below Mercury is a liquid at room temperature Mercury is a gas above 357° C and above. read more