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Byju's Answer
Standard XII
Chemistry
Silica
SiO_2 reacts ...
Question
S
i
O
2
reacts with:
A
N
a
2
C
O
3
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B
C
O
2
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C
H
F
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D
H
C
l
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Solution
The correct options are
A
N
a
2
C
O
3
C
H
F
N
a
2
C
O
3
+
S
i
O
2
⟶
N
a
2
S
i
O
3
+
C
O
2
S
i
O
2
+
6
H
F
⟶
H
2
[
S
i
F
6
]
+
2
H
2
O
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Q.
Which of the following statements are correct ?
(i) Boron reacts with concentrated
H
N
O
3
to form nitric oxide and boric acid
(ii) Boron reacts with fused
N
a
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H
to form
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and boric acid
(iii) Boron reacts with
S
i
O
2
to form
S
i
and
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Q.
S
i
O
2
reacts with:
Q.
What happens when
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O
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reacts with carbon?
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What happens when
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reacts with NaOH?
Q.
S
i
O
2
can react with:
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