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Online Tests
10th Class Chemistry English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Inland water includes.
Choose an answer
River
Lakes
Streams
All of them
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Question # 2
The strong heating of coal in the absence of air is called.
Choose an answer
Carbonization
Destructive distillation
Fractional distillation
All
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Question # 3
Rapid growth of algae in water bodies is because of detergent having.
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Carbonate salts.
Sulphonic acid salts.
Sulphate salts.
Phosphate salts.
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Question # 4
The value of equilibrium constant (Kc) depends only on:
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temperature
Pressure
concentration
density
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Question # 5
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 # 6
The water which produces good lather with soap is called:
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soft water
hard water
heavy water
typical water
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Question # 7
Which one of the following is not air pollutants?
Choose an answer
N
2
CO
NO
2
O
2
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Question # 8
Which of the following can be used as a fuel?
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Methanol
Ethanol
Bio-diesel
All of them
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Question # 9
Cause of Night blindness is.
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Deficiency of vitamin B
Deficiency of vitamin A
Deficiency of vitamin D
Deficiency of vitamin E
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Question # 10
Marsh gas is mostly :
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ethane
methane
butane
propane
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Question # 11
pH of neutral solution is always.
Choose an answer
6
5
7
10
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Question # 12
Which types of reaction speed up gradually?
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Irreversible reactions
Reversibel reactions
Forward reactions
Decomposition reactions.
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Question # 13
Temporary hardness is removed by adding.
Choose an answer
Quick lime
Slaked lime
Lime stone
Lime water.
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