JEE MAIN - Chemistry (2023 - 30th January Evening Shift - No. 4)
Match List I with List II:
| List I (Complexes) | List II (Hybridisation) | ||
|---|---|---|---|
| A. | $\left[\mathrm{Ni}(\mathrm{CO})_{4}\right]$ | I. | $\mathrm{sp}^{3}$ |
| B. | $\left[\mathrm{Cu}\left(\mathrm{NH}_{3}\right)_{4}\right]^{2+}$ | II. | dsp$^{2}$ |
| C. | $\left[\mathrm{Fe}\left(\mathrm{NH}_{3}\right)_{6}\right]^{2+}$ | III. | $\mathrm{sp}^{3}\mathrm{d}^{2}$ |
| D. | $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}$ | IV. | $\mathrm{d}^{2} \mathrm{sp}^{3}$ |
A-I, B-II, C-III, D-IV
A-II, B-I, C-III, D-IV
A-I, B-II, C-IV, D-III
A-II, B-I, C-IV, D-III
Explanation
$$\mathrm{Ni{(CO)_4}\buildrel {} \over \longrightarrow s{p^3}}$$
$$\mathrm{{\left[ {Cu{{(N{H_3})}_4}} \right]^{2 + }}\buildrel {} \over \longrightarrow ds{p^2}}$$
$$\mathrm{{\left[ {Fe{{(N{H_3})}_6}} \right]^{2 + }}\buildrel {} \over \longrightarrow {d^2}s{p^3}}$$
$$\mathrm{{\left[ {Fe{{({H_2}O)}_6}} \right]^{2 + }}\buildrel {} \over \longrightarrow s{p^3}{d^2}}$$
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