3. KMnO4 is a strong oxidising agent in acid medium. To provide acid medium
H2SO4 is used instead of HCl. This is because
(a) H2SO4is a stronger acid than HCI.
(b) HCl is oxidised by KMnO4 to Cl2
(c) H2SO4is a dibasic acid
(d) rate is faster in the presence of H2SO4
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The answer is b
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