MCQ
Comproportionation occurs between
- A$C{l^ - }(aq.) + Cl{O^ - }(aq.) + O{H^ - }(aq.)$
- B$P{H_3}(g) + {H_3}P{O_4}$ acid
- C$N{a_2}S(aq.) + N{a_2}S{O_3}(aq.)$
- ✓$MnO_4^ - (aq.) + M{n^{2 + }}(aq.) + ZnS{O_4}(aq.)$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.


$B.E. (H-H) = x_1 ; B.E. (O = O) = x_2$ ;
$B.E. (O -H) = x_3$
Heat of vaporisation of water $= x_4$ then $\Delta {H_f}$ [heat of formation of liquid water] is