CHM 102 | Study Mode

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Question 41
A
slag
B
mud
C
gangue
D
flux
Explanation

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Correct option: A
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Question 42
A
soft and dull
B
hard and flading
C
smooth and shining
D
rough and granular
Explanation

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Correct option: D
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Question 43
A
Brass
B
Amalgam
C
Gun metal
D
None of these
Explanation

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Correct option: B
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Question 44
A
Green solution slowly turns brown
B
Lower end of test tube become slightly warm
C
A colourless gas with the smell of burning sulphur is observed
D
Light green solution changes to blue.
Explanation

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Correct option: A
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Question 45
A
Lanthanides
B
Actinides
C
D-block elements
D
P block elements
Explanation

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Correct option: B
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Question 46
A
Be (4)
B
Ne (10)
C
N(7)
D
O (8)
Explanation

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Correct option: C
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Question 47
A
6,2
B
16,2
C
6,8
D
16,4
Explanation

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Correct option: A
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Question 48
A
2
B
4
C
3
D
1
Explanation

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Correct option: A
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Question 49
A
Na
B
Ar
C
Cl
D
Si
Explanation

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Correct option: B
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Question 50
A
2,8,3
B
2,8,8
C
2,8
D
2,8,8,3
Explanation

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Correct option: C

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