Among TiF _ 6 ^ 2- , CoF _ 6 ^ 3- , Cu _ 2 Cl _ 2 and NiCl _ 4 ^ 2- (atomic numbers of Ti…

Chemistry · JEE Main · NTA ExamsCoordination Compounds

Among \(\mathrm{TiF}_{6}^{2-}, \mathrm{CoF}_{6}^{3-}, \mathrm{Cu}_{2} \mathrm{Cl}_{2} \text { and } \mathrm{NiCl}_{4}^{2-}\) (atomic numbers of Ti = 22, Co = 27, Cu = 29, Ni = 28), the colourless
species are
  1. \(\mathrm{CoF}_{6}^{3--} \text { and } \mathrm{NiCl}_{4}^{2-}\)
  2. \(\mathrm{TiF}_{6}^{2-} \text { and } \mathrm{NiCl}_{4}^{2-}\)
  3. \(\mathrm{Cu}_{2} \mathrm{Cl}_{2} \text { and } \mathrm{NiCl}_{4}^{2-}\)
  4. \(\mathrm{TiF}_{6}^{2-} \text { and } \mathrm{Cu}_{2} \mathrm{Cl}_{2}\)

Answer

(D) TiF _ 6 ^ 2- and Cu _ 2 Cl _ 2

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