Question

Name a common substance which exists in all the three states of matter. Write its melting and boiling point?

Answer 1

Mercury and water are not the only substances capable of existing in three distinct states of matter. In fact, all of the elements, of which mercury is one, may exist in solid, liquid, or gas forms.

Melting point

234.3210 K ​(−38.8290 °C, ​−37.8922 °F)

Boiling point

629.88 K ​(356.73 °C, ​674.11 °F)

Hope that this answer helps you.

Answer 2

water ,mercury,sulphur, platinum, oxygen exists in all there states of matter