How many hydrate isomers are possible for the molecular formula CoCl3,6H2O?

1. One

2. Two

3. Three

4. Four

Subtopic:  Isomerism in Coordination Compounds |
 71%
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Which of the following complex will show geometrical as well as optical isomerism ?

1. [Pt(NH3)2Cl2]

2. [Pt(NH3)Cl3]

3. [Pt(en)2Cl2]

4. [Pt(en)3]4+

Subtopic:  Isomerism in Coordination Compounds |
 82%
From NCERT
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Pick out the correct statement with respect to [Mn(CN)6]3-

(1) it is sp3d2 hybridised and octahedral

(2) It is sp3d2 hybridised and tetrahedral

(3) It is d2sp3 hybridised and octahedral

(4) It is dsp2 hybridised and square planar

Subtopic:  VBT, CFT & their Limitations |
 84%
From NCERT
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EAN of Fe in K3[Fe(CN)6] is

1. 34

2. 35

3. 36

4. 47

Subtopic:  E.A.N |
 76%
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Out of TiF62-, CoF63-, Cu2Cl2 and NiCl42- (At. no. Z of Ti = 22, CO = 27, Cu = 29, Ni = 28), the colourless species are

(a) TiF62- and CoF63-

(b) Cu2Cl2 and NiCl42-

(c) TiF62- and Cu2Cl2

(d) CoF63- and NiCl42-

Subtopic:  VBT, CFT & their Limitations |
 75%
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An example of a sigma bonded organometallic compound is

(a) ruthenocene                  (b) Grignard's reagent

(c) ferrocene                      (d) cobaltocene

 

Subtopic:  Ligands | VBT, CFT & their Limitations |
 92%
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The correct order of the stoichiometric of AgCl formed when AgNO3 in excess is treated with the complexes CoCl3.6NH3, CoCl3.5NH3, and CoCl3.4NH3 respectively is:

1. 1 AgCl, 3 AgCl, 2 AgCl
2. 3 AgCl, 1 AgCl, 2 AgCl
3. 3 AgCl, 2 AgCl, 1 AgCl
4. 2 AgCl, 3AgCl,  1 AgCl

Subtopic:  Werner’s Theory |
 91%
From NCERT
NEET - 2017
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The hybridisation involved in complex [Ni(CN)4]2- is (Atomic number of Ni = 28)

(1) dsp2                               

(2) sp3

(3) d2sp2                             

(4) d2sp3

Subtopic:  VBT, CFT & their Limitations |
 82%
From NCERT
NEET - 2015
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The complexes [CO(NH3)6][Cr(CN)6] and [Cr(NH3)6][Co(CN)6] are the examples of which type of isomerism?

(1) lonisation isomerism
(2) Coordination isomerism
(3) Geometrical isomerism
(4) Linkage isomerism

Subtopic:  Isomerism in Coordination Compounds |
 86%
From NCERT
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Aqueous solution of Ni2+ contains Ni(H2O)62+ and its magnetic moment is 2.83 BM. When ammonia is added in it, comment on the magnetic moment of solution :

(1) It will remain same

(2) It increases from 2.83 BM

(3)  It decreases from 2.83 BM

(4) It cannot be predicted theoretically

Subtopic:  VBT, CFT & their Limitations |
 65%
From NCERT
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