Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Name one substace which can exist in all three states also mention its form in solid, liquid and gas.

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Water can exist in all three states of matter.
Solid state - Ice
Liquid state - Water
Gaseous state - Water vapour