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Chemistry General Science Test Medium Mode MCQs With Answers
Question # 1
Which of the following statements about amorphous solids is incorrect?
Choose an answer
They melt over a range of temperature
They are anisotropic
There is no orderly arrangement of particles
They are rigid and icompressible
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Question # 2
Which one of the following is a water soluble vitamin?
Choose an answer
niacin
riboflavin
tyrosine
ascorbic acid
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Question # 3
Which one of the following is not air pollutant gas
Choose an answer
CO
CO
2
NO
SO
2
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Question # 4
Which of the following polymer has application in paper industry
Choose an answer
Starch
Glycogen
Protein
All
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Question # 5
Why is carbon monoxide called as pollutant? The reason is that
Choose an answer
It combines with oxygen
It combines with haemoglobin
It inactivates glycolysis
It inactivates nerves
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Question # 6
The concentration of dissolved molecular oxygen in water which acts as the most important oxidizing agent ranges form:
Choose an answer
2ppm - 6ppm
2ppm - 4ppm
4ppm - 8ppm
2ppm - 3ppm
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Question # 7
All the Hydrolytic reactions are
Choose an answer
First order
Second order
Third order
pseudo-first order
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Question # 8
Air pollution causes
Choose an answer
Acid rain
O
3
depletion
Green House Effect
All
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Question # 9
Which one of the following does not act as pollutant
Choose an answer
Carbon monoxide
Sulphur dioxide
Hydrocarbons
Carbon dioxide
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Question # 10
Classification of polymerization into two types was suggested by
Choose an answer
W.H Carothers
Staudinger
OSwald
Aspdin
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Question # 11
Enthalpy of a reaction can be measured by
Choose an answer
Glass calorimeter
Barometer
Manometer
Thermometer
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Question # 12
If ionic product of a solution is greater than solubility product, the solution is
Choose an answer
Supersaturated
Saturated
Unsaturated
None of these
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Question # 13
Tetraethyle lead causes disease:
Choose an answer
Typhoid
Respiratory
Stomach
Muscular
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Question # 14
What is the name of the comlex [Ni(CO)
4
]
Choose an answer
Tetracarbonylnickel (o)
Tetracabonylnickel
Tetracabonylnickel (II)
Tetracabonylnickel (IV)
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Question # 15
Statement enthalpy of combustion of H
2
is -285.8 KJ mole
-1
then which is the standard enthalpy of formation of water
Choose an answer
+285.8 KH mole
-1
-285.5 KJ mole
-1
Zero
-218 KJ mole
-1
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Question # 16
The percentage of H is the highest in
Choose an answer
CH
4
NH
3
H
2
SO
4
C
6
H
12
O
6
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Question # 17
Which of the following molecules has a net dipole moments
Choose an answer
CO
2
CS
2
SO
2
CCI
4
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Question # 18
Which of the following d-block elements can show the highest oxidation number in its compounds
Choose an answer
Chromium
Copper
Nickel
Manganese
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Question # 19
A double bond consists of
Choose an answer
Two sigma bonds
One sigma and one Pi bond
One sigma and two Pi bonds
Two Pi bonds
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Question # 20
Benzene does not undergo polymerization and it is also resistant to
Choose an answer
Reduction
Oxidation
Alkylation
Ozonolysis
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Question # 21
Effective magnetic moment of Sc
3+
ion is
Choose an answer
1.73
0
5.92
2.83
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Question # 22
Which is not property in ether:
Choose an answer
Very weak hydogen bonding
High b.p
Slightly soluble
Inflammable
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