The oxidation number of sulfur in sulphuric acid is?
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Solution
Oxidation number
"Oxidation number denotes the oxidation state of an element in a compound ascertained according to a set of rules formulated on the basis that electron pair in a covalent bond belongs entirely to a more electronegative element."
Oxidation number of sulfur in sulphuric acid
The oxidation number of oxygen in sulphuric acid is .
Consider the oxidation number of sulfur is .
Hence, the oxidation number of sulfur in sulphuric acidis .