Question

Statement 1: The change in entropy during melting of ice is negligible in comparison to change in entropy during vaporisation.
Statement 2: The volume occupied by solid and liquid is too less in comparison to volume occupied by gas.

• A. If both Statement 1 and Statement 2 are true and the . statement 2 is the correct explanation of the statement 1 .
• B. If both Statement 1 and Statement 2 are true but statement 2 is not the correct explanation of the statement 1 .
• C. If Statement 1 is true but Statement 2 is false.
• D. If Statement 1 is false but Statement 2 is true.

Answer 1

Answer: (A)

Statement 2 is the correct explanation for statement.
$\Delta S_{\text{vap }}=S_{\text{vap }}-S_{\text{liq }}$ and $\Delta S_{\text{fus }}=S_{(L)}-S_{(S)}\Delta S_{\text{vap }}>>\Delta S_{\text{fus }}$.
Gaseous states has more disordered system.