CHM 102 | Study Mode

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Question 11
A
Phosphoric acid
B
Carbonic acid
C
Hydrochloric acid
D
Sulphuric acid
Explanation

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Correct option: B
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Question 12
A
NaOH
B
Ca(OH)2
C
NH4OH
D
KOH
Explanation

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Correct option: D
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Question 13
A
Pb2SO4
B
Pb(SO4)2
C
PbSO4
D
Pb2(SO4)3
Explanation

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Correct option: C
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Question 14
A
Physical states of reactants and products
B
Symbols and formulae of all the substances involved in a particular reaction
C
Number of atoms/molecules of the reactants and products formed
D
Whether a particular reaction is actually feasible or not
Explanation

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Correct option: D
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Question 15
A
hydrated ferrous oxide
B
only ferric oxide
C
hydrated ferric oxide
D
none of these
Explanation

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Correct option: C
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Question 16
A
heavier than air
B
colourless
C
acidic in nature
D
soluble in water
Explanation

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Correct option: B
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Question 17
A
Carbon dioxide or oxygen
B
Nitrogen or helium
C
Helium or oxygen
D
Nitrogen or oxygen
Explanation

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Correct option: B
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Question 18
A
1 : 2 by volume
B
2 : 1 by volume
C
8 : 1 by mass
D
1 : 2 by mass
Explanation

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Correct option: B
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Question 19
A
1
B
2
C
3
D
4
Explanation

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Correct option: D
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Question 20
A
oxidation
B
corrosion
C
reduction
D
hydrogenation
Explanation

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Correct option: A

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