MCQ
The complexes $[Co{(N{H_3})_6}]\,[Cr{({C_2}{O_4})_3}]$ and $[Cr{(N{H_3})_6}]\,\,[Co{({C_2}{O_4})_3}]$
- ALinkage isomerism
- BGeometrical isomerism
- ✓Coordination isomerism
- DIonisation isomerism
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[Given : Molal depression constant of water = $1.85 \,K \,kg \,mol ^{-1}$ Freezing point of pure water $\left.=0^{\circ} C \right]$
$A$. $\mathrm{Mn}_2 \mathrm{O}_7$ is an oil at room temperature
$B$. $\mathrm{V}_2 \mathrm{O}_4$ reacts with acid to give $\mathrm{VO}_2^{2+}$
$C$. $\mathrm{CrO}$ is a basic oxide
$D$. $\mathrm{V}_2 \mathrm{O}_5$ does not react with acid
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