1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The complex, [Pt(Py)(NH3)BrCl] will have how many geometrical isomers ?
A
3
B
4
C
0
D
2
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The d-electron configurations of Cr2+, Mn2+, Fe2+ and Co2+ are d4, d5, d6 and d7 respectively. Which one of the following will exhibit minimum paramagnetic behaviour?
(At. Nos. Cr = 24, Mn = 25, Fe = 26, Co = 27)
A
[Mn(H2O)6]2+
B
[Fe(H2O)6]2+
C
[Co(H2O)6]2+
D
[Cr(H2O)6]2+
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The complexes [Co(NH3)6] [Cr(CN)6] and [Cr(NH3)6] [Co(CN)6] are the examples of which type of isomerism?
A
Linkage isomerism
B
Ionization isomerism
C
Coordination isomerism
D
Geometrical isomerism
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Of the following complex ions, which is diamagnetic in nature?
A
[NiCl4]2$$-$$
B
[Ni(CN)4]2$$-$$
C
[CuCl4]2$$-$$
D
[CoF6]3$$-$$
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