The bond order of $He_2^ + $ molecule ion is
$1$
$2$
$0.5$
$0.25$
What is chemical bonding ? How it is formed and give its types.
Explain formation of $\mathrm{H}_{2}$ and energy level diagram of $\mathrm{H}_{2}$ molecule.
The bond order is maximum in
Among the following, the species having the smallest bond is
"Isoelectronic molecules and ions have identical bond orders." Explain by examples.