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Which of the following two reagents form...

Which of the following two reagents form silicates when react with silica `(SiO_(2))`?

A

`NaCl` and `Na_(2)S`

B

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

C

`Na_(2)SO_(4)` and `NaNO_(3)`

D

`NaBr` and `NaHSO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
`SiO_(2)+2NaOHtoNa_(2)SiO_(3)+H_(2)O`
`SiO_(2)+Na_(2)CO_(3)toNa_(2)SiO_(3)+CO_(2)`
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