MCQ
Metal used for making joints in jewellery is
- A$Zn$
- B$Cu$
- C$Ag$
- ✓$Cd$
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Location $1$ $-$ Location $2$
| List-I (Complex)} | List-II (Hybridisation of central metal ion) |
| (A) $\left[\mathrm{CoF}_{6}\right]^{3-}$ | (I) $ d^2 sp ^3$ |
| (B) $\left[\mathrm{NiCl}_{4}\right]^{2}$ | (II) $sp ^3$ |
| (C) $\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{6}\right]^{3+}$ | (III) $ sp ^3 d^2$ |
| (D) $\left[\mathrm{Ni}(\mathrm{CN})_{4}\right]^{2-}$ | (IV) $dsp ^2$ |
