1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which of the following will give maximum number of isomers?
A
[Co(NH3)4Cl2]
B
[Ni(en)(NH3)4]2+
C
[Ni(C2O4)(en)2]2$$-$$
D
[Cr(SCN)2(NH3)4]+
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Which statement is incorrect?
A
Ni(CO)4 $$-$$ tetrahedral, paramagnetic
B
Ni(CN)4 - square planar, diamagnetic
C
Ni(CO)4 - tetrahedral, diamagnetic
D
[Ni(Cl)4]2$$-$$ - tetrahedral, paramagnetic.
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
In quantitative analysis of second group in laboratory, H2S gas is passed in acidic medium for precipitation. When Cu2+ react with KCN, then for product, true statement is
A
K2[Cu(CN)4] more soluble
B
K2[Cd(CN)4] less stable
C
K2[Cu(CN)2] less stable
D
K2[Cd(CN)3] more stable
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Shape of Fe(CO)5 is
A
octahedral
B
square planar
C
trigonal bipyramidal
D
square pyramidal.

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