MCQ
Methyl ketone group is identified by
- ✓Iodoform test
- BFehling solution
- CTollen’s reagent
- DShiff’s reagent
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$C _{2} H _{6} \rightarrow C _{2} H _{4}+ H _{2}$
the reaction enthalpy $\Delta_{ r } H =...........{ kJ\, mol ^{-1}}$.
(Round off to the Nearest Integer).
[Given : Bond enthalpies in $kJ$ $mol$ $^{-1}:C-C : 347, C = C : 611 ; C - H : 414, H - H : 436]$


$C_2H_5OH + xI_2 + yOH^-\to CHI_3 + HCO_2\,^-+ 5I^-+ 5H_2O$