Redox Reactions And Electrochemistry Ques 399
Question: Sulphur has highest oxidation state in [EAMCET 1991]
Options:
A) $ SO_2 $
B) $ H_2SO_4 $
C) $ Na_2S_2O_3 $
D) $ Na_2S_4O_6 $
Show Answer
Answer:
Correct Answer: B
Solution:
$ \overset{*,}{\mathop{SO_2}},=+4 $
$ \overset{*}{\mathop{H_2SO_4}},=+6 $
$ \overset{*}{\mathop{Na_2S_2O_3}},=+2 $
$ \overset{*}{\mathop{Na_2S_4O_6}},=+\frac{5}{2} $ .
