1
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Match List I with List II and select the correct answer using the codes given below the Lists.

Image
A
A B C D
2 3 4 1
B
A B C D
1 2 3 4
C
A B C D
2 4 3 1
D
A B C D
1 3 2 4
2
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Graphite is a much better conductor of heat and electricity than diamond. This is due to the fact that each carbon atom in graphite
A
undergoes sp2 hybridisation and forms three sigma bonds with three neighbouring carbon atoms
B
undergoes sp3 hybridisation
C
is tetrahedrally bonded
D
is free from van der Waals' force
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Match List I with List II and select the correct answer using the codes given below the Lists.

Image
A
A B C D
4 3 1 2
B
A B C D
4 1 3 2
C
A B C D
2 1 3 4
D
A B C D
2 3 1 4
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Identify the element having zero valency.
A
Sulphur
B
Phosphorus
C
Lead
D
Radon
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