Sodium hydroxide is manufacture by the electrolysis of brine solution. The reaction by `-` products are `:`

Options

A. `Cl_(2)` and `H_(2)`
B. `Cl_(2)` and `Na-Hg`
C. `Cl_(2)` and `NaCl`
D. `Cl_(2)` and `O_(2)`

Answer

1

Explanation

`NaCl("conc.")hArr Na^(+)+Cl^(-)" "," "H_(2)OhArr H^(+)+OH^(-)`
At cathode `:2H^(+)+2e^(-)rarrH_(2)uarr`
At anode `:2Cl^(-)rarrCl_(2)uarr+2e^(-)`
`Na^(+)+OH^(-)rarrNaOH`