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Chemistry General Science Test Medium Mode MCQs With Answers
Question # 1
The unit of peptides is
Choose an answer
Moiety
Residue
Polypeptide
Both A and B
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Question # 2
Choose the chief air pollutant among the following which depletes ozone layer
Choose an answer
Carbon monoxide
Carbon dioxide
Chloroflurocarbons and nitrogen oxides
Sulphur dioxide
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Question # 3
Which is not a calcareous material:
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Lime
Marble
Clay
Marine shel
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Question # 4
The polymers which can not be re-softened again and again are called
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Thermoplastic
Thermosetting
Both a and b
None
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Question # 5
Glucose and gulose are ____ for each other
Choose an answer
Geometrical isomers
Metamers
Apimers
None
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Question # 6
In the atosphere, CO
2
is about
Choose an answer
0.01%
0.03%
0.05%
0.09%
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Question # 7
The total number of lattice arrangements in different crystal system is
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7.0
3.0
8.0
14
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Question # 8
The number of unpaired electrons present in Fe ions is
Choose an answer
1
2
5
0
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Question # 9
Which of these polymers is an addition polymer?
Choose an answer
nylon 6,6
polystyrene
terylene
epoxy resin
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Question # 10
Ozone is present in layer around earth:
Choose an answer
atmosphere
tropospher
stratosphere
thermosphere
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Question # 11
Partial pressure of gases in a mixture depend upon:
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Number of moles
Number of protons
Number of electrons
Number of neutrons
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Question # 12
Number of sigma bonds in P
4
O
10
is
Choose an answer
6
7
17
16
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Question # 13
Which of the following is formed by the action of water on sodium peroxide?
Choose an answer
H
2
N
2
O
2
CO
2
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Question # 14
A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called:
Choose an answer
Fibre
Plastic
Vanish
Polyamide resin
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Question # 15
Ammonium nitrate fertilizer is not used for which crop
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Cotton
Wheat
Sugar cane
Paddy rice
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Question # 16
With the increase in size of halogen atom the reactivity of an alkyl halide
Choose an answer
Increases
Decreases
Remain constant
None of these
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Question # 17
There are 20
α
-amino acids found in protein 19 have -- NH
2
as the amino group. Only one of the
α
-amino acids has a secondary amino group which one is this
Choose an answer
Glycine
Lysine
Proline
Cystein
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Question # 18
The amount of energy required to remove an electron from an atom of an element in the gaseous state is called
Choose an answer
Electron affinity
Electronegatively
Ionization energy
None of these
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Question # 19
The energy required to break one mole of bonds to form neutral atoms is called
Choose an answer
Bond length
Bond strength
Bond energy
None of these
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Question # 20
The widely used nitrogen fertilizer that contains about 46% nitrogen is
Choose an answer
Ammonia
Ammonium nitrate
Ammonium sulphate
Urea
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Question # 21
Stainless steel contains Cr upto
Choose an answer
12%
18%
10%
5%
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Question # 22
A complete chemical Characterization of a compound must include:
Choose an answer
Qualitative analysis
Chemical analysis
Quantitative analysis
None of above
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