6. Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

$(I)$ $\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right] \mathrm{Br}_{2}$

$(II)$ $ \mathrm{Na}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]$

$(III)$ $\mathrm{Na}_{3}\left[\mathrm{Fe}\left(\mathrm{C}_{2} \mathrm{O}_{4}\right)_{3}\right]\left(\Delta_{0}>\mathrm{P}\right)$

$(IV)$ $\left(\mathrm{Et}_{4} \mathrm{N}\right)_{2}\left[\mathrm{CoCl}_{4}\right]$

$STATEMENT-2$: Reaction of glucose with Fehling's solution gives $\mathrm{CuO}$ and gluconic acid.

$(A)\,\xrightarrow[{excess}]{{Me\, - \,I}}\,(C)\,\xrightarrow[{(ii)\,\,{H^ + }}]{{(i)\,\,NaN{H_2}}}(D)$