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10th Class Chemistry Chapter 10 Acids, Bases and Salts English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Which acid is used for food preservation?
Choose an answer
Hydrochloric acid
Benzoic acid
Sulphuric acid
Nitric acid.
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Question # 2
Uric Acid is present in
Choose an answer
Apple
Fats
Urine
Grapes
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Question # 3
pH of neutral solution is always.
Choose an answer
6
5
7
10
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Question # 4
The water of crystallization is responsible for the.
Choose an answer
Melting points of crystals
Boiling points of crystals
Shapes of crystals
Transition point of crystals
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Question # 5
In the preparation of insoluble salts, which one of the facts is incorrect?
Choose an answer
Two soluble salts are mixed
Two in soluble salts are mixed .
One of the salt produced is insoluble
Both of the salts produced are insoluble
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Question # 6
_________ acid is used in lead storage batteries as electrolyte.
Choose an answer
CH
3
COOH
HCl
HNO
3
H
2
SO
4
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Question # 7
Which one gas is liberated when alkalies react with ammonium salts?
Choose an answer
O
2
CO
2
H
2
NH3
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Question # 8
Arrhenius put forward acid base concept in.
Choose an answer
1878
1786
1787
1790
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Question # 9
Which acid is used for etching glass?
Choose an answer
HF
HCl
HBr
HI
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Question # 10
Which acid used for food preservation?
Choose an answer
H
2
SO
4
HNO
3
HCl
CH
3
COOH
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Question # 11
Dilute acid react with carbonates the produce product except _________
Choose an answer
Salt
Water
Carbon di oxide
Hydrogen gases
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Question # 12
___________ is not an acid:
Choose an answer
HCl
NH
3
H
2
CO
3
H
2
SO
4
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Question # 13
Basic solution have pH value.
Choose an answer
Less than 7
Greater than 7
equal to 7
None of these
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