In Cu-ammonia complex, the state of hybridisation of Cu2+ is fro

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291.

In Cu-ammonia complex, the state of hybridisation of Cu2+ is

  • sp3

  • d3s

  • sp2f

  • dsp2


A.

sp3

Cu-ammonia complex is [Cu(NH3)4]2+

                              square planar geometry

NH3, being strong field ligand, shifts the unpaired electron to higher level.


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292.

What is the correct electronic configuration of the central atom in K4[Fe(CN)6] based on crystal field theory

  • t2g6eg0

  • e3t23

  • e4t22

  • t2g4 eg2


293.

Which of the following species is not stable?

  • [GeCl6]2-

  • [Sn(OH)6]2-

  • [SiCl6]2-

  • [SiF6]2-


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