MCQ
Which of the following pair cannot be distinguished by Tollen's reagent
- A$CH_3COCH_3, PhCHO$
- B$HCOOH, CH_3COCH_3$
- ✓$CH_3CHO, PhCH_2CHO$
- D$PhCOCH_3, HCHO$
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$Mn^{2+} + 2e^- \rightarrow Mn,\, $$E^o = - 1.18\, V$
$Mn^{2+} \rightarrow Mn^{3+} + e^-,$ $ E^o = - 1.51 \,V$
The $E^o$ for the reaction $3Mn^{2+} \rightarrow Mn^o + 2Mn^{3+},$
and possibility of the forward reaction are respectively