Considering the formation, breaking and stregth of hydrogen bond, pradict which of the following mixture will show a positive devition from Raoult's law?

Options

A. Methanol and acetone.
B. Chloroform and acetone
C. Nitric acid and water
D. Phenol and aniline

Answer

A

Explanation

Mixture of methanol and acetone exhibits positive deviation because methanol and acetone-acetone interaction is more than methanol-acetone. The more number of hydrogen bonds are broken the less number of new hydrogen bonds are forme