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JEE MAIN 2020
09-01-20 S1
Question
Complex X of composition $\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_6 \mathrm{Cl}_n$ has a spin only magnetic moment of 3.83 BM . It reacts with $\mathrm{AgNO}_3$ and shows geometrical isomerism. The IUPAC nomenclature of $X$ is
Select the correct option:
A
Tetraaquadichlorido chromium(III) chloride dihydrate
B
Hexaaqua chromium(III) chloride
C
Tetraaquadichlorido chromium(IV) Chloride dihydrate
D
Dichloridotetraaqua chromium(IV) chloride dihydrate
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