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Chemistry Fsc Part 2 Online Test MCQs With Answers
Question # 1
According to Lewis concept ethers behave as
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Acid
Base
Acid as well as a base
Noe of them
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Question # 2
The main pollutant of leather tanneries in the waste water is due to
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Lead
Chromium VI
Copper
Chromium III
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Question # 3
Acetic acid is manufactured by.
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Distillation
Fermentation
Ozonolysis
Esterification
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Question # 4
One of following is argillaceous material
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Marble
Clay
Lime
Marine Shell
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Question # 5
Cement is a mixture of
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Clay and clinker
Clay, lime stone and gypsum
Lime stone and gypsum
Lime stone and clay
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Question # 6
Which of the following hydrogen halide is the weakest acid in solution
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HF
HBr
HI
HCl
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Question # 7
Silver mirror test is given by
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Ethers
Ketones
Acids
Aldehydes
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Question # 8
Who gave the law of Triads in 1829?
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Dobereiner
Mosely
Newland
Mendeleev
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Question # 9
Which alkyl halide does not form Grignard's reagent.
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CH3-Br
CH3-Cl
CH3- F
CH3-I
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Question # 10
Across a period from left to right in the periodic table, the melting and boiling point.
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Decrease
Increase
Remain constant
First increase upto the middle of period and then decrease
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Question # 11
Hydrogen bond is the strongest between the molecules of
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HF
HCl
HBr
HI
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Question # 12
------------------- is not a nucleophile
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H
2
O
NO
3
BF
3
NH
3
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Question # 13
Setting process of cement is based upon
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Hydrolysis
Hydration
Dehydration
Botha a and b
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Question # 14
Phenol when distilled with zinc dust gives.
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Toluene
Benzaldehyde
Benzoic acid
Benzene
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Question # 15
Which carbohydrate can be used for silvering of mirror.
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Glucose
Fructose
Maltose
All
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Question # 16
Which substances is called chrome yellow.
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Pb3O4
PbO
2PbCO3.Pb(OH)2
PbCrO4
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Question # 17
The composition of white lead is
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PbCO3.Ph(OH)2
PbCO3.2Pb(OH)2
2PbCO3.Pb(OH)2
PbCO3
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Question # 18
Oxidation of NO in air produces
Choose an answer
N
2
O
N
2
O
3
N
2
O
4
N
2
O
5
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