Question

12.Why do we prefer Mercury in thermometer?​

Answer 1

Answer:

we prefer mercury in thermometer because Mercury is the only one in liquid state at room temperature. It's used in thermometers because it has high coefficient of expansion and It also has a high boiling point which makes it very suitable to measure higher temperatures. Also, it has a shiny appearance and doesn't stick to the glass surface of glass.

Explanation:

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Answer 2

Answer:

Mercury is the only one in liquid state at room temperature. It's used in thermometers because it has high coefficient of expansion. Hence, the slightest change in temperature is notable when it's used in a thermometer. It also has a high boiling point which makes it very suitable to measure higher temperatures.

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