1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
In which of the following coordination entities the magnitude of $$\Delta $$o (CFSE in octahedral field) will be maximum?
(At. No. Co = 27)
A
[Co(CN)6]3$$-$$
B
[Co(C2O4)3]3$$-$$
C
[Co(H2O)6]3+
D
[Co(NH3)6]3+
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Which of the following complexes exhibits the highest paramagnetic behaviour?
where gly = glycine, en = ethylenediamine and bpy = bipyridyl moities.
(At. nos. Ti = 22, V = 23, Fe = 26, Co = 27)
A
[Co(ox)2(OH)2]$$-$$
B
[Ti(NH3)6]3+
C
[V(gly)2(OH)2(NH3)2]+
D
[Fe(en)(bpy)(NH3)2]2+
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Which of the following will give a pair of enantiomorphs?
(en = NH2CH2CH2NH2)
A
[Cr(NH3)6][Co(CN)6]
B
[Co(en)2Cl2]Cl
C
[Pt(NH3)4][PtCl6]
D
[Co(NH3)4Cl2]NO2
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
The d electron configurations of Cr2+, Mn2+, Fe2+ and Ni2+ are 3d4, 3d5, 3d6 and 3d8 respectively. Which one of the following aqua complexes will exhibit the minimum paramagnetic behaviour?

(At. No. Cr = 24, Mn = 25, Fe = 26, Ni = 28)
A
[Fe(H2O)6]2+
B
[Ni(H2O)6]2+
C
[Cr(H2O)6]2+
D
[Mn(H2O)6]2+
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