Question

What is the oxidation number of S in $H_{2}S{O}_4$?

• A. 6
• B. 5
• C. 4
• D. None of these

Answer 1

The correct option is A 6

Oxidation number of $S$ in $H_{2}S{O}_4$:

$\Rightarrow 2+x+(4\times -2)=0$

$\Rightarrow 2+x-8=0$

$\Rightarrow x=8-2$

$\Rightarrow x=+6$.