Practical organic chemistry Aldehyde ketones Aldehydes and ketones

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Practical organic chemistry Aldehyde & ketones

Practical organic chemistry Aldehyde & ketones

Aldehydes and ketones Aldehydes : - contain formyl group as functional group. Ketones: -

Aldehydes and ketones Aldehydes : - contain formyl group as functional group. Ketones: - contain carbonyl group as functional group.

oxidation

oxidation

Classification of aldehydes Aliphatic aldehydes R-CHO Aromatic aldehydes Ar-CHO Benzaldehyde

Classification of aldehydes Aliphatic aldehydes R-CHO Aromatic aldehydes Ar-CHO Benzaldehyde

Classification of ketones ketone Aliphatic ketone R-CO-R Acetone Aromatic ketone Ar-CO-Ar benzophenone Mixed ketone

Classification of ketones ketone Aliphatic ketone R-CO-R Acetone Aromatic ketone Ar-CO-Ar benzophenone Mixed ketone Ar-CO-R acetophenone

Practical organic chemistry COMMON NAME IUPAC NAME Formaldehyde methanal acetaldehyde ethanal acetone propanone

Practical organic chemistry COMMON NAME IUPAC NAME Formaldehyde methanal acetaldehyde ethanal acetone propanone

State: - liquid Colour: colourless Physical properties Odour: unpleasant Miscibility: miscible with water Effect

State: - liquid Colour: colourless Physical properties Odour: unpleasant Miscibility: miscible with water Effect on litmus paper: neutral

acidic 4)Effect on litmus paper: - Red blue -ve acidic basic neutral basic Red

acidic 4)Effect on litmus paper: - Red blue -ve acidic basic neutral basic Red and blue litmus paper 1 ml of aldehyde or ketone

Practical organic chemistry 2 ) chemical properties

Practical organic chemistry 2 ) chemical properties

Experiment Formaldehyde Fehling test acetaldehyde Reddish brown ppt acetone -ve 1 ml fehling (B)

Experiment Formaldehyde Fehling test acetaldehyde Reddish brown ppt acetone -ve 1 ml fehling (B) 1 ml fehling( A) Fehling ( B) : - sodium potassium tartrate 1 ml of aldehyde

ubstance FORMALDEHYDE EXP 1) Schiff test 3)Fehling test 4)resorcinol 6) Iodoform 7)Na. OH 20%

ubstance FORMALDEHYDE EXP 1) Schiff test 3)Fehling test 4)resorcinol 6) Iodoform 7)Na. OH 20% ACETALDEHYDE ACETONE

ALDEHYDES AND KETONES CO Bond Ketones and AldehydesALDEHYDES AND KETONES CO Bond Ketones and Aldehydes
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Aldehydes and Ketones Both aldehydes and ketones containAldehydes and Ketones Both aldehydes and ketones contain
ALDEHYDES AND KETONES Aldehydes and Ketones d dALDEHYDES AND KETONES Aldehydes and Ketones d d
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Structures of Aldehydes and Ketones Both aldehydes andStructures of Aldehydes and Ketones Both aldehydes and
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Aldehydes and Ketones Miss Sineenard Songsri Introduction AldehydesAldehydes and Ketones Miss Sineenard Songsri Introduction Aldehydes