Embibe Experts Solutions for Chapter: Chemical Bonding and Molecular Structure, Exercise 1: JEE Advanced Paper 1 - 2019

According to Molecular Orbital Theory,

Assuming $2\mathrm{s}\mathrm{ }–\mathrm{ }2\mathrm{p}$ mixing is NOT operative, the paramagnetic species among the following is

Each of the following options contains a set of four molecules. Identify the option(s) where all four molecules possess permanent dipole moment at room temperature.

Based on the compounds of group 15 elements, the correct statement(s) is (are)

The colour of the $X_2$ molecules of group 17 elements changes gradually from yellow to violet down the group. This is due to -

The compound(s) with two lone pairs of electrons on the central atom is (are)

Hydrogen bonding plays a central role in the following phenomena: