Coordination Compounds (Advanced) - Practice Sheet, Class 12, Chemistry - JEE PDF Download

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LEARNERS HABITAT
1] The complex ion [Cu(NH
3
)
4
]
2+
 has
a) the tetrahedral configuration with one unpaired electron configuration
b) square planar configuration with one unpaired electron
c) tetrahedral configuration with all electrons paired
d) square planar configuration with all electrons paired.
2] Which of the following is paramagnetic?
a) K
4
 [Fe(CN)
6
] b) K
3
[Fe(CN)
6
] c) Ni(CO)
4
d) [Co(NH
3
)
6
]Cl
3
3] The hybridisation of nickel in tetracarbonyl nickel is
a) dsp
2
b) sp
3
c) sp
3
d d) sp
3
d
2
4] In the complex [Ni(H
2
O)
2
(NH
3
)
4
]
 2+
 the number of unpaired electrons is
a) 0 b) 1 c) 3 d) 2
5] Which of the following pairs contains only tetrahedral complexes?
a) [ZnCl
4
]
2-
 and [MnCl
4
]
2-
b) [Zn(NH
3
)
4
]
2+
 and [Cu(NH
3
)
4
]
2+
c) [MnCl
4
]
2-
 and [Ni(CN)
4
]
2-
d) [ZnCl
4
]
2-
 and [Ni (CN)
4
]
2-
6] [Cu(NH
3
)
4
]
2+ 
is a square planar complex. The number of unpaired electrons and
hybrid state of copper are respectively
a) 4, dsp
2
b) 1, sp
2
c) 1, dsp
2
d) 4s, sp
3
7] In the complex PtCl
4
.3NH
3
 the number of ionisable chlorines is
a) Four b) Two c) One d) Three
8] From the following given co-ordination compounds find the odd man out
[Ag(NH
3
)
2
]
+
,  [AgCl
2
]
-
 [Ag(CN)
2
]
-
 [Ag(CN)
4
]
2-
a) [Ag(NH
3
)
2
]
+
 b) [AgCl
2
]
-
c) [Ag(CN)
2
]
-
d) [Ag(CN)
4
]
2-
9] The number of geometrical isomers from [Co(NH
3
)
3
(NO
2
)
3
] is
a) 2 b) 3 c) 4 d) 0
10] The total number of possible isomers of the complex compound [Cu
II
(NH
3
)
4
][Pt
II
Cl
4
]
is
a) 3 b) 6 c) 5 d) 4
LH Practice Sheet COORDINATION COMPOUNDS
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