Chemistry (UI) | Study Mode

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Question 1
A

31%

B

27%

C

21%

D

19%

Explanation

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Correct option: C
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Question 2
A
6.7 atm
B
15.0 atm
C
60
D
66
Explanation

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Correct option: B
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Question 3
A
ionic bonding
B
covalent bonding
C
hydrogen bonding
D
metallic bonding
E
van-der-waals bonding.
Explanation

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Correct option: A
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Question 4
A
steam
B
dilute hydrochloric acid
C
dilute sodium hydroxide
D
benzene
Explanation

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Correct option: B
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Question 5
A
sublimation followed by addition of water and filtration
B
sublimation followed by addition of water and evaporation
C
addition of water followed by filtration and sublimation
D
addition of water followed by crystallization and sublimation
Explanation

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Correct option: A
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Question 6
A
over a wide range of temperature
B
over a narrow range of temperature
C
at a lower temperature than the impure one
D
at the same temperature as the impure one
Explanation

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Correct option: B
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Question 7
A
distillation
B
sublimation
C
precipitation
D
evaporation
Explanation

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Correct option: B
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Question 8
A
trigonal
B
planar
C
tetrahedral
D
octahedral
E
linear.
Explanation

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Correct option: C
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Question 9
A
20
B
25
C
50
D
75
Explanation

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Correct option: B
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Question 10
A
P will form an electrovalent bond with R
B
Q will form a covalent bond with S
C
R will form an electrovalent bond with S
D
Q will form an electrovalent bond with S
Explanation

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Correct option: D

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