MCQ
Organic product $A$ & $B$ are respectively -


- A

- B

- ✓

- D







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$(i)$ Neither with Fehling's solution nor with Tollen's reagent
$(ii)$ Only with Tollen's reagent but not with Fehling's solution
$(iii)$ With both Tollen's reagent and Fehling's solution. If they contained either ethanal (acetaldehyde) or propanone (acetone) or benzal (benzaldehyde), which bottle contained which
$2Na(s) + 2HCl(g)\,\, \to \,\,2NaCl(s) + {H_2}(g),$$\Delta H = - 152\,kcal$ For the reaction $Na(s) + \frac{1}{2}C{l_2}(g)\,\, \to \,\,NaCl(s),\,\Delta H = $ .....$kcal$