1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following carbonyls will have the strongest C–O bond ?
A
Cr (CO)6
B
Fe (CO)5
C
Mn (CO)6+
D
V(CO)6-
2
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following complex compounds will exhibit highest paramagnetic behaviour?
(At. No. Ti = 22, Cr = 24, Co = 27, Zn = 30)
A
[Cr (NH3)6] 3+
B
[Co (NH3)6]3+
C
[Zn (NH3)6]2+
D
[Ti(NH3)6] 3+
3
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+
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$$-$$
NEET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12