Question

difference between molten and aqueous solution in terms of ions.

Answer 1

Molten:

The substance has been reduced to its liquid state by heating.

Molten state of some substances,i.e NaCl conduct electricity.

Aqueous Solution:

Given Substance has been dissolved in Water.

This is represented by, for example HCl

As H+(aq) + Cl-(aq)

This conducts electricity due to formation of free ions (dissolution)