According to $MO$ theory the bond orders for $O _2{ }^{2-}$, $CO$ and $NO ^{+}$respectively, are
$1,3$ and $3$
$1, 3$ and $2$
$1,2$ and $3$
$2,3$ and $3$
Theory based.
If Hund's Rule does not hold good, then which of the following pairs is diamagnetic
Number of paramagnetic oxides among the following given oxides is ….. .
$\mathrm{Li}_{2} \mathrm{O}, \mathrm{CaO}, \mathrm{Na}_{2} \mathrm{O}_{2}, \mathrm{KO}_{2}, \mathrm{MgO}$ and $\mathrm{K}_{2} \mathrm{O}$
Which of the following is paramagnetic ?
Molecular orbital theory was developed mainly by
The maximum number of hydrogen bonds formed by a water molecule in ice is
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