MCQ
Which gives difference between aldehyde and ketone
- AFehling's solution
- BTollen's reagent
- CSchiff's reagent
- ✓All of these
Tollen’s reagent $⇒$ $N{H_4}OH + AgN{O_3}$
Schiff’s reagent $⇒$ $P-$rosaniline hydrochloride or magneta
Benedict’s solution $⇒$ Alkaline $CuS{O_4} + $Citrate ions
All these reagents are used to distinguish between aldehydes and ketones.
Aldehydes reacts with all these reagents while ketones do not react.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(A)$ $O$
$(B)$ $S$
$(C)$ $Se$
$(D)$ $Te$
$Mn^{2+} +2e- \rightarrow Mn;\, E^o = -1.18\,V$
$2(Mn^{3+} +e^- \rightarrow Mn^{2+} )\,;\,E^o=+1.51\,V$
The $E^o$ for $3Mn^{2+} \rightarrow Mn+ 2Mn^{3+}$ will be :