MCQ
The least number of oxyacids are formed by
- AChlorine
- BNitrogen
- ✓Fluorine
- DSulphur
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$\left(1 F =96,500\, C\, mol ^{-1}\right)$

Product $(A)$ is
$[Cr(NH_3)_6] [Cr(NO_2)_6]$ and $[Cr(NH_3)_4(NO_2)_2] \,[Cr(NH_3)_2(NO_2)_4]$