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SiO(2) reacts with...

`SiO_(2)` reacts with

A

`H_(2)SO_(4), HF`

B

`HF, NaOH`

C

`Na_(2)CO_(3), NaOH`

D

`Na_(2)CO_(3), H_(2)SO_(4)`

Text Solution

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The correct Answer is:
B
`SiO_(2) + 6HF rarr H_(2) [SiF_(6)] + 2H_(2)O`
`SiO_(2) + 2NaOH rarr Na_(2)SiO_(3) + H_(2)O`
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