Acid, Base and Salt UPSC Questions

Chemistry

Acid, Base and Salt MCQ Questions


13.
When the solution is acidic, phenolphthalein gives _____ colour.
A.
No
B.
Green
C.
Purple
D.
Red
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ANSWER :
A. No
14.
In neutralisation reaction a new substance is formed along with water and evolution of heat. This is called _____
A.
Base
B.
Powder
C.
Salt
D.
Foam
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ANSWER :
C. Salt
15.
The reaction between an acid and a base is known as _____
A.
Reaction
B.
Neutralisation
C.
Precipitation
D.
None of the above
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ANSWER :
B. Neutralisation
16.
Name the acid in our stomach that helps to digest the food.
A.
Sodium chloride
B.
Water
C.
Acetic acid
D.
Hydrochloric acid
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ANSWER :
D. Hydrochloric acid
17.
Which of the following can be used to relieve from indigestion?
A.
Milk of magnesia
B.
Acetic acid
C.
Formic acid
D.
Sodium bicarbonate
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ANSWER :
A. Milk of magnesia
18.
Milk of magnesia _____ the effect of excessive acid, during indigestion.
A.
Increases
B.
Decreases
C.
Neutralises
D.
Increments
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ANSWER :
C. Neutralises