Consider the following complex compounds and identify the compounds which are optically active.
$I.$ $[Co(NO_2)_3(NH_3)_3]$
$II.$ $cis-[RhCl_2(NH_3)_4]^+$
$III.$ $[Cr(OX)_3]^{3-}$
$IV.$ $cis-[PtCl_2(en)]$
$V.$ $trans-[Cr(en)_2Br_2]^+$
$VI.$ $cis-[Cr(en)_2Br_2]^+$
$I.$ $[Co(NO_2)_3(NH_3)_3]$
$II.$ $cis-[RhCl_2(NH_3)_4]^+$
$III.$ $[Cr(OX)_3]^{3-}$
$IV.$ $cis-[PtCl_2(en)]$
$V.$ $trans-[Cr(en)_2Br_2]^+$
$VI.$ $cis-[Cr(en)_2Br_2]^+$
- A$I, III, IV$ and $V$ only
- B$I, III, VI$ only
- C$III, VI$ only
- D$II, V$ only
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