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Aldehydes, Ketones And Carboxylic Acids

Question
CBSEENCH12008631
Wired Faculty App

Give simple tests to distinguish between the following pairs of compounds:
Propanal and Propanone

Solution
Propanal and Propanone: Boil both compounds separately with iodine and aqueous sodium carbonate solution. The compound which gives a yellow precipitate is propanone while the other which fails to react is propanal.
stack CH subscript 3 COCH subscript 3 with Propane below space plus space 3 space straight I subscript 2 space plus space 2 Na subscript 2 CO subscript 3 space rightwards arrow space space stack CHI subscript 3 with stack Yellow space ppt. with left parenthesis Iodoform right parenthesis below below space plus space CH subscript 3 COONa plus 2 CO subscript 2 plus straight H subscript 2 straight O

stack CH subscript 3 CH subscript 2 CHO with Propanal below space plus space straight I subscript 2 space plus space Na subscript 2 CO subscript 3 space rightwards arrow space space space No space reaction

Some More Questions From Aldehydes, Ketones and Carboxylic Acids Chapter

Write the structures of the following compounds.
3-Hydroxybutanal

Write the structures of the following compounds.
2-Hydroxycyclopentane carbaldehyde

Write the structures of the following compounds.
4-oxopentanal    

Write the structures of the following compounds.
Di-sec-butyl ketone

Write the structures of the following compounds.
4-fluoro acetophenone.

Write the structures of the following reactions:

Write the structures of products of the following reactions:


    

Arrange the following compounds in increasing order of their boiling points:
CH3CHO, CH3CH2OH, CH3OCH3, CH3CH2CH3.

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