MCQ
Paramagnetism is exhibited by molecules
- ANot attracted into a magnetic field
- BContaining only paired electrons
- CCarrying a positive charge
- ✓Containing unpaired electrons
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$(i){\,_{32}}G{e^{77}}$ $(ii)\,{\,_{33}}A{s^{77}}$
$(iii)\,{\,_{34}}S{e^{77}}$ $(iv)\,{\,_{34}}S{e^{78}}$
$(I)\,\,C{H_2} = CH - \mathop C\limits^ \oplus {H_2}$
$(II)\,\,C{H_3} - CH_2 - \mathop C\limits^ \oplus {H_2}$
$\mathrm{Li}_{2} \mathrm{O}, \mathrm{CaO}, \mathrm{Na}_{2} \mathrm{O}_{2}, \mathrm{KO}_{2}, \mathrm{MgO}$ and $\mathrm{K}_{2} \mathrm{O}$