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Chemistry 10th Class English Medium Online Test MCQs With Answers
Question # 1
Maltose is commonly found in .
Choose an answer
Cereal
Milk
Cotton
Honey
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Question # 2
In forth flotation process the ore particles are preferentially wetted by:
Choose an answer
water
oil
benzene
petrole
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Question # 3
Which one of the mineral acid.
Choose an answer
HCl
H
2
SO
4
HNO
3
All of these
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Question # 4
Iron and steel structure are damaged by.
Choose an answer
Carbon monoxide
Sulphur dioxide
Methane
Carbon dioxide
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Question # 5
Which of the following is reducing sugar?
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Glucose
Maltose
Sucrose
Starch
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Question # 6
Latin word 'Acidus' means:
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sweet
salty
sour
bitter
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Question # 7
Formula of acetaldehyde is:
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Question # 8
Phenolphthalein produces red colour in
Choose an answer
Acid
Base
Both a and b
None of these
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Question # 9
A strange bitter smell noticed near photo copier machine is of.
Choose an answer
H
2
S
SO
2
O
2
O
3
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Question # 10
Which one of the properties of water is responsible for rising of water plants?.
Choose an answer
Specific heat capacity
Surface tension
Excellent solvent action
Capillary action.
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Question # 11
Which is used to remove the grease stains from clothes?
Choose an answer
NaOH
KOH
Al(OH)
3
NH
4
OH
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Question # 12
Identify which one of the following compounds is a ketron?
Choose an answer
(CH
3
)
2
CHOH
(CH
3
)
2
CHCl
(CH
3
)
2
CO
(CH
3
)
2
CHCl
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Question # 13
Which is Pentahydroxy aldehydes of the following?
Choose an answer
Starch
Glucose
Fructose
Sucrose
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