An aldehyde can be distinguished from a Ketone by the use of reagent

  • Option 1)

    Grignard reagent

  • Option 2)

    Schiff's reagent

  • Option 3)

    Hydroxylomine

  • Option 4)

    Hydrazine

 

Answers (2)

As we learnt in 

Oxidation of aldehydes with Tollen's reagent / silver mirror test -

–  Distinguish aldehydes from ketones

.–  Tollen's reagent = ammoniacal silver nitrate solution.

 

- wherein

 

 and

Oxidation of aldehydes with Fehling's solution -

–  Fehling solution A is aqueous copper sulphate, Fehling solution B is alkaline sodium potassium tartrate (Rochelle salts)

–  Distinguished aldehydes from ketones.

- wherein

 

 Beside Tollen's reagent and Fehling's solution, Schiff's reagent is also used to distinguish aldehydes and ketones.


Option 1)

Grignard reagent

This option is incorrect.

Option 2)

Schiff's reagent

This option is correct.

Option 3)

Hydroxylomine

This option is incorrect.

Option 4)

Hydrazine

This option is incorrect.

Preparation Products

Knockout BITSAT 2021

It is an exhaustive preparation module made exclusively for cracking BITSAT..

₹ 4999/- ₹ 2999/-
Buy Now
Knockout BITSAT-JEE Main 2021

An exhaustive E-learning program for the complete preparation of JEE Main and Bitsat.

₹ 27999/- ₹ 16999/-
Buy Now
Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions