Redox Reactions And Electrochemistry Ques 451
Question: Oxidation number of sulphur in $ S_2O_3^{2-} $ is [CPMT 1979]
Options:
A) - 2
B) + 2
C) + 6
D) 0
Show Answer
Answer:
Correct Answer: B
Solution:
$ \overset{*,}{\mathop{S_2O_3^{2-}}}, $ $ 2x+3(-2)=-2 $ ; $ x=+2 $ .