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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 base is more corrosive?
Choose an answer
NH
4
OH
NaOH
Ca(OH)
2
AL(OH)
2
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Question # 2
Acid reacting with metal sulphides, liberate gas.
Choose an answer
Oxygen
Hydrogen
Hydrogen Sulphide
Hydrogen Oxide
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Question # 3
What is the pOH of Ca(OH)2, 0.02 M Solution.
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1.698
1.397
12.31
12.61
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Question # 4
The base which is used in alkaline batteries is.
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NaOH
Al(OH)
2
KOH
Mg(OH)
2
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Question # 5
Which acid is found in sour milk?
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`Formic acid
Lacitc acid
Citric acid
Butric acid
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Question # 6
Which one of the following is Lewis base?
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NH
3
BF
3
H
+
AlCl
3
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Question # 7
Lactic acid founds in:
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Citrus fruits
Sour milk
Rancid Butter
Apple
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Question # 8
The colour of litmus in a strong basic solution become.
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Yellow
Blue
Red
Colourless
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Question # 9
Arrhenius presented his concept about acids and bases in.
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1785
1787
1923
1930
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Question # 10
Which acid is present in our stomach.
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Nitric acid
Hydrochloric acid
Sulphuric acid
All of these
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Question # 11
The acid which is called king of chemicals.
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Sulphuric Acid
Nitric Acid
Hydrochloric acid
Acetic acid
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Question # 12
Binary compounds of oxygen such as CO2 and SO2 were names as acids by;
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Jabir Bin Hayan
Lavoisier
Al- Jahiz
Sir Humphrey Davy
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Question # 13
The value of constant of ionic product of water Kw at 25 C.
Choose an answer
1.0 x 10
-4
1.0 x 10
14
1.0 x 10
-4
1.0 x 10
4
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