Sulphur has an oxidation number of +4 in? By: Sunday|Published on: Apr 17|Categories: Chemistry NECO| 0 comments A. H2S B. H2SO4 C. MgSO4 D. Na2SO3 E. S03 Correct Answer: Option D – Na2SO3 Users Also Read These:The oxidation number of chlorine is + 1 in?The oxidation number of Fe in [Fe(CN)6]3- is?In which of the following is the oxidation number of…The oxidation number of sulphur is +4 in?The oxidation number of nitrogen in Pb(NO3)2 is?SEE ALSO NaCl(s) does NOT conduct electricity but NaCl(aq) does. This is because?