(D) The oxidation number of $Na$ is $+1$ and $O$ is $-2$.Let the oxidation number of $S$ be $x$.For the compound $Na_2S_4O_6$,the sum of oxidation num

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(D) The oxidation number of $Na$ is $+1$ and $O$ is $-2$.Let the oxidation number of $S$ be $x$.For the compound $Na_2S_4O_6$,the sum of oxidation numbers of all atoms is $0$.$2 \times (+1) + 4 \times x + 6 \times (-2) = 0$$2 + 4x - 12 = 0$$4x - 10 = 0$$4x = 10$$x = +2.5$