Question

Smell of rotten eggs of a substance with dil. H2SO4 indicates the presence of _____ radical.

a) So3 2- b) So4 2- c) S2- d) C2o4-

Plz Ans Fast...​

Answer 1

option a is correct

Explanation:

so3 2-

Answer 2

The smell of rotten eggs of a substance with dil. H2SO4 indicates the presence of) S2- radical.

• The rotten egg smell is due to the presence of hydrogen sulphide in the reaction.
• The hydrogen sulphide is acidic and the formula is H2S and the radical form is S2-.
• H2S is produced by the reaction of metal sulphides with sulphuric acid.
• H2SO4 + ZnS ------> ZnSO4 + H2S.