Question

2.23 Suggest the most important type of intermolecular attractive interaction in the following pairs.

(i) n-hexane and n-octane (ii) I2 and CCl4 (iii) NaClO4 and water (iv) methanol and acetone (v) acetonitrile (CH3CN) and acetone (C3H6O).

NCERT Class XII
Chemistry - Main Course Book I

Chapter 2. Solutions

Answer 1

(i) and (ii) -> Van der wall's forces of attraction.
(iii) -> Ion-diople interaction.
(iv) and (iv) -> Dipole-dipole interaction.

Answer 2

Answer:

1) Vander waals interaction

2) Vander waals interaction

3) ion dipole interaction

4) hydrogen bonding

5) dipole-diople interaction