1
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
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 complex, [Pt(Py)(NH3)BrCl] will have how many geometrical isomers ?
A
3
B
4
C
0
D
2
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Considering the state of hybridization of carbon atoms, find out the molecule among the following which is linear ?
A
CH3 $$-$$ CH $$=$$ CH $$-$$ CH3
B
CH3 $$-$$ C$$ \equiv $$C $$-$$ CH3
C
CH2 $$=$$ CH $$-$$ CH2 $$-$$ C$$ \equiv $$CH
D
CH3 $$-$$ CH2 $$-$$ CH2 $$-$$ CH3