1
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following gases give acidic solution on dissolving in water?
A
Hydrogen
B
Carbon dioxide
C
Nitrogen
D
Oxygen
2
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
How many moles of hydrogen atom are present in one mole of aluminium hydroxide?
A
One mole
B
Two moles
C
Three moles
D
Four moles
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following species is not capable of showing disproportionation reaction?
A
ClO$$-$$
B
ClO$$_2^ - $$
C
ClO$$_3^ - $$
D
ClO$$_4^ - $$
4
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following oxides dissolve in water?
A
CuO
B
Al2O3
C
Fe2O3
D
Na2O
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