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+2 votes
2.8k views
in Chemistry by (48.0k points)

On electrolysis of dil. sulphuric acid using Platinum (Pt) electrode, the product obtained at anode will be: 

(1) SO2 gas 

(2) Hydrogen gas 

(3) Oxygen gas 

(4) H2S gas 

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1 Answer

+1 vote
by (48.4k points)

(3) Oxygen gas 

H2SO4

At Anode : 2H2 → O2(g) + 4H+(aq) + 4e 

Oxygen gas will liberate at anode

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