Co-Ordination Compounds Quiz 2

Question 1

The number of ions produced by the complex $[Co(NH_3)_4Cl_2] Cl$ is

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 2

The dimagnetic species is

Accepted Answer

$[Ni(CN)_4]^{2-}$

Answer

$[NiCl_4]^{2-}$

Answer

$[CoCl_4]^{2-}$

Answer

$[CoF_6]^{2-}$

Question 3

Which one of the following is an inner orbital complex as well as diamagnetic in behaviour (Atomic no. Zn = 30, Cr = 24, Co = 27, Ni = 28)

Accepted Answer

$[Co(NH_3)_6]^{3+}$

Answer

$[Zn(NH_3)_6]^{2+}$

Answer

$[Cr(NH_3)_6]^{3+}$

Answer

$[Ni(NH_3)_6]^{2+}$

Question 4

Among $[Ni(CO)_4], [Ni(CN)_4]^{2-}\, and\, [NiCl_4]^{2-}$ Species, the hybridization states at the Nickel atom are respectively

Accepted Answer

$ sp^3 , dsp^2 , sp^3$

Answer

$ sp^3 , dsp^2 , dsp^2$

Answer

$dsp^2 , sp^3 , sp^3$

Answer

$sp^3 , sp^3 , dsp^2$

Question 5

The strongest ligand in the following is

Accepted Answer

$CN^-$

Answer

$Br^-$

Answer

$HO^-$

Answer

$F^-$

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