In the reaction 2Ag+2H2SO4→Ag2SO4+2H2O+SO2, sulphuric acid acts as :
A
an oxidizing agent
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B
a reducing agent
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C
a catalyst
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D
an acid as well as an oxidant
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Solution
The correct option is C an acid as well as an oxidant Sulphuric acid releases its oxygen to silver and forms silver sulphate. Sulphuric acid itself is an acid, hence it acts as an acid as well as an oxidant.