MCQ
There is no $S - S$ bond in
- A${S_2}O_4^{2 - }$
- B${S_2}O_5^{2 - }$
- C${S_2}O_3^{2 - }$
- ✓${S_2}O_7^{2 - }$
$\begin{array}{*{20}{c}}
{O\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\
{|\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,|} \\
{{}^ - O - S - O - S - {O^ - }} \\
{|\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,|} \\
{O\,\,\,\,\,\,\,\,\,\,\,\,O}
\end{array}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
