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Chemistry 9 Chapter 6 - Solutions -2
1.
Ozone is present in?
a) Hydrosphere
b) None
c) Lithosphere
d) Atmosphere
2.
Ultraviolet radiations of the sun are prevented by?
a) Carbon dioxide
b) Hydrogen
c) Ozone
d) Nitrogen
3.
Amonia is an example of?
a) Gaseous solution
b) None
c) Aqueous solution
d) Solid solution
4.
Urea is a gaseous mixture of?
a) Ammonia and carbon dioxide
b) Ammonia and carbon monoxide
c) Ammonia and ozone
d) Ammonia and nitrogen
5.
Nitric acid is a gaseous solution of?
a) Ammonia and carbon
b) Ammonia and oxygen
c) Ammonia and hydrogen
d) Ammonia and ozone
6.
Fog is a solution of?
a) Ammonia in air
b) Water vapours in air
c) Sugar in water
d) Nitrogen in air
7.
Which one of the following is true about clouds solution?
a) Solute is solid
b) Solute is liquid
c) Solvent is liquid
d) Solute is gas
8.
Rectified spirit reffers to?
a) 50 % methyl alcohol
b) 95% methyl alcohol
c) 95% ethyl alcohol
d) 50 % ethyl alcohol
9.
Vinegar is 5% m/m aqueous solution of?
a) Hydrochloric acid
b) Phosphoric acid
c) Acetic acid
d) Ethyl alcohol
10.
Venigar is an example of?
a) Liquid in solid solution
b) Liquid in gas solution
c) Liquid in liquid solution
d) Solid in liquid solution
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