MHTCET 13 May 2023 Shift 1 Solved Paper

Section: Chemistry

Question : 22 of 150

Marks: +1, -0

What is the change in oxidation number of selenium in the following redox reaction?

SeO3(a)2−+Cl2(g)+2OH−→SeO4(a)2−+2Cl((a)−+H2O

SeO32−	SeO42−
‌x+(−2×3)=−2 ‌x=+4	‌x+(−2×4)=−2 ‌x=+6

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