1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Magnetic moment 2.83 BM is given by which of the following ions?
(At. nos. Ti = 22, Cr = 24, Mn = 25, Ni = 28)
A
Ti3+
B
Ni2+
C
Cr3+
D
Mn2+
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
The reaction of aqueous KMnO4 with H2O2 in acidic conditions gives
A
Mn4+ and O2
B
Mn2+ and O2
C
Mn2+ and O3
D
Mn4+ and MnO2
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Reason of lanthanoid contraction is
A
negligible screening effect of 'f'- orbitals
B
increasing nuclear charge
C
decreasing nuclear charge
D
decreasing screening effect.
4
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Artificial sweetner which is stable under cold conditions only is
A
saccharine
B
sucralose
C
aspartame
D
alitame
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