For the reaction I-+ClO3-+H2SO4→Cl-+HSO4-+I2 , the correct statement in the balanced equation is
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a
Sulphuric acid is reduced
b
Sulphuric acid is oxidized
c
ClO3- is the reducing agent
d
Stoichiometric coefficient of HSO4- is 6
answer is D.
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Detailed Solution
Sulphuric acid is neither oxidised nor reduced.None of the atoms in it show change in O.state ;Cl+5O3- is the oxidant. It reduces to Cl- ;Balanced equation is 4I- + ClO3- + 6H2SO4→2I2+ Cl- + 6HSO4- +3H2O