Which of the following compounds are for...

Which of the following compounds are formed when aldehydes or ketones react with primary amines ? .

Imines

Schiff bases

Azomethines

All of these

Text Solution

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The correct Answer is:

Aldehydes or ketones react with primary amines `(RNH_(2))` to from compounds with a carbon-nitrogen double bond called imines `(RCH =NR` or `R_(2)C=NR)` or Schiff bases or azomethines

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Which of the following does not condense with aldehydes or ketones.

`CH_(3) - NO_(2)`

`C_(2) H_(5) - NO_(2)`

`(CH_(3))_(2) CH - NO_(2)`

`(CH_(3))_(3) - NO_(2)`

Which of the following statements are correct for aldehydes and ketones?

They are soluble in organic solvents like benzene, ether, methanal, choloroform etc

Their solubility in water decreases rapidly on increasing the length of the alkyl chain

They are used in the blending of perfurmes and flavouring agents

All of the above

Which of the following compounds is formed when iron reacts with hydrochlroic acid ?

Ferrous chloride

Ferric chloride

Iron hydride

Limestone