Coordination Compounds Test

Result

Coordination Compounds Test - 59

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Weekly Quiz Competition

Question 1
1 / -0

The number of moles of $$BaSO_{4}$$ precipitate obtained, when reagent $$[Cu(NH_{3})_{4}]SO_{4}$$ is treated with an excess of $$BaCl_{2}$$:-

A
2

B
0

C
1

D
None of these
Question 2
1 / -0

The number of electrons present in $$e_{g}$$ set of orbital of triquatrifluoro cobalt $$(III)$$ is:

A
$$2$$

B
$$3$$

C
$$4$$

D
$$0$$
Question 3
1 / -0

Which of the following complex has no optical isomers, where $$a,b,c$$ are monodentate ligands and $$(AA)$$ is symmetrical bidentate ligand:

A
$$[Ma_{2}b_{2}]$$

B
$$[Ma_{2}b_{2}c_{2}]$$

C
$$[M(AA)_{2}a_{2}]$$

D
$$[M(AA)_{2}ab]$$
Question 4
1 / -0

Number of chlorides satisfying the secondary valency in $$CoCl_{3}.4NH_{3}$$ is:

A
$$1$$

B
$$2$$

C
$$3$$

D
$$6$$

Solution
Question 5
1 / -0

Which one is more stable in the following pairs of complexes? Give reasons.

A
$$[Co(NO_2)_6]^{4-}$$ and $$[Co(NO_2)_6]^{3-}$$

B
$$K_4[Fe(CN)_6]$$ and$$K_3[Fe(CN)_6]$$

C
$$[Co(H_2O)_6]^{2+}$$ and$$ [Co(NH_3)_6]^{2+}$$

D
None of them

Solution
Question 6
1 / -0

According to Werner's theory state, which of the following statements are correct?

1. Ligands are connected to the metal ions by covalent bonds
2. Secondary valencies have directional properties
3. Secondary valencies are non-ionisable.

A
1, 2, and 3 are correct

B
2 and 3 are correct

C
1 and 2 are correct

D
1 ,2 are correct,and 3 is not correct

Solution
Question 7
1 / -0

Which of the following complexes is/are optically inactive due to the presence of plane of symmetry?

A

B

C

D
Question 8
1 / -0

The number of possible isomers of an octahedral complex $$[Co(C_{2}O_{4})_{2}(NH_{3})_{2}]$$ is-

A
$$1$$

B
$$2$$

C
$$3$$

D
$$4$$

Solution
Question 9
1 / -0

Square planar complex that can not show cis-trans isomerism is:

A
$$[Cu(NH_3)_4]^{2+}$$

B
$$[Pt Cl_2(NH_3)_2]$$

C
$$[Pt(NH_3)(H_2O)(NO_2)(Cl)]$$

D
$$[Pt(gly)_2]$$
Question 10
1 / -0

The hybridization of the complex $$ [CrCl _ { 2 } \left(N O_{ 2 } \right) _ { 2 } \left( N H _ { 3 } \right) _ { 2 } ]^- $$ is:

A
$$s p ^ {3}d^{2}$$

B
$$d ^ { 2 } s p ^ { 3 }$$

C
$$s p ^ {3}d$$

D
Cannot be predicted

Solution