1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Assuming complete ionisation, same moles of which of the following compounds will require the least amount of acidified KMnO4 for complete oxidation?
A
FeSO3
B
FeC2O4
C
Fe(NO2)2
D
FeSO4
2
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Gadolinium belongs to 4f series. Its atomic number is 64. Which of the following is the correct electronic configuration of gadolinium?
A
[Xe]4f95s1
B
[Xe]4f75d16s2
C
[Xe]4f65d26s2
D
[Xe]4f86d2
3
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Magnetic moment 2.84 B.M. is given by (At. nos. Ni = 28, Ti = 22, Cr = 24, Co = 27)
A
Cr2+
B
Co2+
C
Ni2+
D
Ti3+
4
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Because of lanthanoid contraction, which of the following pairs of elements have nearly same atomic radii? (Numbers in the parenthesis are atomic numbers)
A
Zr(40) and Hf(72)
B
Zr(40) and Ta(73)
C
Ti(22) and Zr(40)
D
Zr(40) and Nb(41)
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