Why is mercury ideal for use in thermometers?

1 Answer
Andrea B.
May 29, 2018

see below

Explanation:

Mercury is liquid in a wide range of temperature (-39°C +356°C) while ethyl alcohol (-114 °C +80°C) is more usefull in cold range. Moreover mercury has a small termal capacity and a linear expansion coefficient that alcohol havn't. Unfortunately mercury is tossic and it is replaced almost everywhere

Related questions
See all questions in Elements
Impact of this question
2285 views around the world
You can reuse this answer
Creative Commons License