Which of the following pairs of species have unpaired electrons in antibonding Molecular Orbital
$C_2,O_2$
$O_2,He_2^+$
$He_2^+,C_2$
$N_2,O_2^-$
Stability of the species $Li_2, Li_2^-$ and $Li_2^+$ increases in the order of :
Thermal decomposition of $AgNO _3$ produces two paramagnetic gases. The total number of electrons present in the antibonding molecular orbitals of the gas that has the higher number of unpaired electrons is. . . . .
According to $MO$ theory the bond orders for $O _2{ }^{2-}$, $CO$ and $NO ^{+}$respectively, are
Which is set of paramagnetic molecules or ions
Match List$-I$ with List$-II.$
List$-I$ | List$-II$ |
$(a)$ $Ne _{2}$ | $(i)$ $1$ |
$(b)$ $N _{2}$ | $(ii)$ $2$ |
$(c)$ $F _{2}$ | $(iii)$ $0$ |
$(d)$ $O _{2}$ | $(iv)$ $3$ |
Choose the correct answer from the options given below: