Aldehydes and Ketones - 1


Chemistry Class 12
1.    Aldehydes and ketones are represented by general formula _____________.




Chemistry Class 12
2. In common system CH3CH2CH2CHO is called ______________.




Chemistry Class 12
3.    Formalin is a mixture of ______________ and _______________ in water.




Chemistry Class 12
4.    The aldehyde obtained by the oxidation of n-pentyl alcohol with acidified sodium dichromate solution is ________________.




Chemistry Class 12
5.    Acetaldehyde is obtained by the dry distillation of a mixture of calcium salts of ________ and ___________.




Chemistry Class 12
6.    Industrially acetaldehyde is obtained by air oxidation of ethylene using catalyst __________ and promoter ___________ .




Chemistry Class 12
7.    Hydrogen cyanide adds to aldehyde and ketones to form _______________.




Chemistry Class 12
8.    The cyano group is hydrolyzed by aqueous acid into a _________ through ______________.




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