Which of the following is not correct?

Options

A. `SiO_(2)` is used as acid flux
B. the distance betweenthe layers in graphite is `3.35xx10^(-8)cm`
C. `SiO_(2)` reacts with `Na_(2)CO_(3)` and liberates CO
D. The hybridisation of C in graphite is `sp^(2)`

Answer

C

Explanation

`SiO_(2)` reacts with `Na_(2)CO_(3)` and liberates `CO_(2)`.
`Na_(2)CO_(3)+SiO_(2) to Na_(2)SiO_(3)+CO_(2) uarr`.