Select the incorrect option `:`

Options

A. Sodium peroxide dissolves in water giving `H_(2)O_(2)` and `NaOH`.
B. Both `LiNO_(3)` and `NaNO_(3)` on heating separately decompose and each liberates two gases `NO_(2)` and `O_(2)^(-)`
C. Solvay process can not be used for the manufacture of potassium hydrogen carbonate.
D. Alkali metals are prepared only by the electrolysis of their fused chlorides.

Answer

2

Explanation

`4LiNO_(3)overset(Delta)rarr 2Li_(2)O+4NO_(2)+O_(2)`
`2NeNO_(3)overset(Delta)rarr2NaNO_(2)+O_(2)`