MCQ
$x =$ moles of anhydride consumed


- A$1$
- B$2$
- ✓$3$
- D$4$


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$(i)$ Methylamine $(ii)$ Phosgene
$(iii)$Phosphine $(iv)$ Dimethylamine
$aCr _2 O _7^{2-}+ bSO _3^{2-}( aq )+ cH ^{+}( aq ) \rightarrow 2 aCr ^{3+}( aq )+ bSO _4^{2-}( aq )+\frac{ c }{2} H _2 O ( l )$
the coefficients a, b and $c$ are found to be, respectively-
if $T_1 < T_2$ then $X$ and $Y$ respectively are