Question
Chemistry Question on Group 15 Elements
Sulphur in + 3 oxidation state is present in
A
thiosulphuric acid
B
dithionous acid
C
pyrosulphuric acid
D
sulphurous acid.
Answer
dithionous acid
Explanation
Solution
In dithionous acid (H2S2O4), oxidation state of sulphur is + 3.