Which of the following is an example of solid solution ?
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Amalgam of mercury with sodium
A solution is classified by the physical state of the solvent, the component present in the larger amount. A solid solution has a solid solvent.
In sodium amalgam, liquid mercury is dissolved in solid sodium, so it is a liquid in solid solution, that is, a solid solution.
NCERT (2026-27 edition):
Types of Solutions – …
