Embibe Experts Solutions for Chapter: Chemical Bonding and Molecular Structure, Exercise 1: KEAM 2019

Which of the following sets has Lewis acid behaviour for all the components ?

The carbon atoms in calcium carbide are held by

Which one of the following molecules is formed by ${\mathrm{sp}}^3$ d hybridisation?

According to the VSEPR theory, the shape of  ${\mathrm{ClO}}_3^{-}$  would be

The correct order of bond energy (in $\mathrm{kJ}/\mathrm{mol}$) of the following molecules is

${\mathrm{NO}}^{+}$ has bond order

Consider the following species:

(i) $O_2^{2-}$

(ii) $C{O}^{+}$

(iii) $O_2^{+}$

Among the following, sigma bond alone is present in -