MCQs Question Bank (Competition Preparation) - Coordination Compounds Class 12 Notes | EduRev

Chemistry Class 12

Created by: Mohit Rajpoot

Class 12 : MCQs Question Bank (Competition Preparation) - Coordination Compounds Class 12 Notes | EduRev

 Page 1


LEARNERS HABITAT
1] The co-ordination number and oxidation number of X in the following compound
[X (SO
4
) (NH
3
)
5
] Cl will be
a) 10 and 3 b) 2 and 6 d) 6 and 4
2] Which of the following is nonionizable?
a) [Co(NH
3
)
3
Cl
3
]
c) [Co(NH
3
)
5
Cl]Cl
2
c) 6 and 3
b) [Co(NH
3
)
4
Cl
2
]Cl
d) [Co(NH
3
)
6
]Cl
2
3] In which of the following compounds the metal is in the lowest oxidation state
a) [Co (NH
3
)
5
 Br]
2
SO
4
b) Fe
3
[Fe(CN)
6
]
2
c) Mn
2
(CO)
10
d) K[PtCl
3
(C
2
H
4
)]
4] Number of electrons gained by Pd (for coordination) in [PdCl
4
]
2-
 is
a) 4 b) 8 c) 10 d) zero
5] In which of the following complex the nickel metal is in the highest oxidation state
a) Ni(CO)
4
b) K
2
NiF
6
c) [Ni(NH
3
)
6
(BF
4
)
2
 d) K
4
[Ni(CN)
6
]
6] The type of isomerism shown by[Co(en)
2
(NCS)
2
]Cl and [Co(en)
2
(NCS)Cl] NCS is
a) co-ordination b) ionization c) linkage d) both b and c
7] Fac, mer isomerism is associated with which of the following general formula?
a) M(A)
2
b) M (AA)
3
c) MABCD d) MA
3
X
3
8] The planar complex (MABCD) gives
a) Two optical isomers b) Two geometrical isomers
c) Three optical isomers d) Three geometrical isomers.
9] Which one of the following square planar complexes will form two geometrical
isomers?
a) MA
4
b) MA
3
B c) MA
2
B
2
d) MAB
3
10] The EAN of Ni in [Ni (CN)
4
]
2-
 is
a) 34 b) 35 c) 36 d) 28
LH Practice Sheet COORDINATION COMPOUNDS
LEARNERS HABITAT, 97/1, 3rd Floor, Near NCERT Gate No. 01, Adchini, New Delhi. +91-8510800081/82 
www.learnershabitat.ac.in Page 1
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