1
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The temperature at which a solid melts to become a liquid at the atmospheric pressure is called its melting point. The melting point of a solid is an indication of
A
strength of the intermolecular forces of attraction
B
strength of the intermolecular forces of repulsion
C
molecular mass
D
molecular size
2
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following elements will not react with dilute HCl to produce H2 ?
A
Hg
B
Al
C
Mg
D
Fe
3
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
When a solid is heated, it turns directly into a gas. This process is called
A
condensation
B
evaporation
C
sublimation
D
diffusion
4
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following is water gas?
A
Mixture of carbon monoxide and hydrogen
B
Mixture of carbon monoxide and nitrogen
C
Mixture of carbon dioxide and water vapour
D
Mixture of carbon monoxide and water vapour
Questions Asked from Marks 2.5