The following complexes are given (1) trans- $\left[\mathrm{Co}\left(\mathrm{NH}_{3}ight)_{4}…
(1) trans- $\left[\mathrm{Co}\left(\mathrm{NH}_{3}ight)_{4} \mathrm{I}_{2}ight]^{\oplus}$
(2) cis- $\left[\mathrm{Co}\left(\mathrm{NH}_{3}ight)_{2}(\mathrm{en})_{2}ight]^{3+}$
(3) trans- $\left[\mathrm{Co}\left(\mathrm{NH}_{3}ight)_{2}(\mathrm{en})_{2}ight]^{3+}$
(4) $\left[\mathrm{NiI}_{4}ight]^{2-}$
(5) $\left[\mathrm{TiF}_{6}ight]^{2-}$
(6) $\left[\mathrm{CoF}_{6}ight]^{3-}$
Choose the correct code.
- 4,5 are coloured; 6 is colourless
- 2 is optically active; 1,3 are optically inactive
- 1, 2 are optically active; 3 optically inactive
- 4 is coloured; 5,6 are colourless
Solution
Asked in: JEE-TOPICTESTS-CHEMISTRY