Question

Which of the following has a $S-S$ linkage ?

• A. $S{O}_4^{2-}$
• B. $S_2{O}_8^{2-}$
• C. $S_2{O}_5^{2-}$
• D. $S_2{O}_7^{2-}$

Answer 1

The correct option is C $S_2{O}_5^{2-}$

a) b) c) Pyrosulfurous acid $\left(S_2{O}_5^{2-}\right)$
d)