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Byju's Answer
Standard XII
Chemistry
Ores and Minerals
Which of the ...
Question
Which of the following is used in the preparation of ammonal?
A
F
e
2
O
3
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B
A
l
powder
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C
C
a
C
N
2
+
C
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D
N
a
O
H
+
C
a
O
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Solution
The correct option is
B
A
l
powder
Ammonal is an explosive material made of ammonium nitrate and aluminium powder, in a 95:5 ratio.
Hence, option B is correct.
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Which of the following compounds is not used for the preparation of
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C
a
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+
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C
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S
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Which is the main impurity found in haematite ? Which substances is used to remove the gangue ?
Q.
Observe the following statements:
I. Bleaching powder is used in the preparation of chloroform.
II. Bleaching powder decomposes in the presence of
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The correct combination is:
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