Question

In which of the following solutions X- Y interactions are weaker than X- X or Y- Y interactions? (Where, X and Y are pure components)

• A. Bromoethane and Chloroethane
• B. Carbon disulphide and Acetone
• C. Chloroform and Acetone
• D. Nitric acid and Water
• E. Benzene and Toluene.

Hint:

Positive deviation: $\Delta H_{\text{mix}}>0$, $\Delta V_{\text{mix}}>0$. Negative deviation: $\Delta H_{\text{mix}}<0$, $\Delta V_{\text{mix}}<0$.

Answer 1

The Correct Option is B