Question

Why is mercury not water used in
thermometer?​

Answer 1

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$<font color= " red">$Below 0oC and above 100oC can't measure by using the water. The most metals are solids at room temperature but the mercury is liquid form because it has high coefficient of expansion. The mercury does not sticking to capillary wall of thermometer can easily measure temperature accurately.$<marquee>♥mark as brainliest..✌♥</marquee>$

Answer 2

Hello Friend..!!

The answer of u r question is..!!

Mercury

Mercury is the one which is liquid metal present in the transition elements group.

So, Mercury is used as a liquid in the thermometer.

Thank you..!!