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Online Tests
Chemistry 10th Class English Medium Unit 10 Online Test MCQs With Answers
Question # 1
Acids have taste
Choose an answer
Bitter
Seetish
Sour
Saltish
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Question # 2
There are ____________ types of salts.
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2
3
6
8
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Question # 3
Grease stains from clothes are removed by sing.
Choose an answer
Ammonium nitrate
Aluminium hydroxide
Ammonium hydroxide
Aluminum chloride
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Question # 4
Potassium ferrocyanide salt is.
Choose an answer
Normal
complex
Basic
Acidic
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Question # 5
A reaction between an acid and base produce.
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Salt and water
Salt and gas
Salt and acid
Salt and bases
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Question # 6
Phenolphthalein produces red colour in
Choose an answer
Acid
Base
Both a and b
None of these
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Question # 7
The colour of litmus paper in strong acidic solution.
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Red
Blue
Yellow
Colourless
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Question # 8
When Bronsted and Lowry put forward acid base concept?
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1913
1923
1933
1943
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Question # 9
Which is used to remove the grease stains from clothes?
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NaOH
KOH
Al(OH)
3
NH
4
OH
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Question # 10
When acid reacts with sulphites and Bi sulphates which gas is evolved?
Choose an answer
H2
CO
2
SO
2
NH
3
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Question # 11
Jabir Bin Haiyan prepared.
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Nitric Acid
Hydrochloric acid
Sulphueric Acid
All of these
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Question # 12
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 # 13
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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