Quiz - Aldehydes and Ketones | Aldehydes and Ketones - Part 1
How many carbon atoms do the aldehydes and ketones contain respectively?
1 and 1
1 and 3
2 and 2
2 and 3
Ketones can be prepared by the oxidation of:
Primary alcohols
Secondary alcohols
Tertiary alcohols
Aldehydes
Which of the following statements is correct?
The C=O bond of carbonyls is short, strong and very polar
The carbon of the carbonyl is electrophile while the oxygen is nucleophile
The hydrogen on the α-carbon of a carbonyl is acidic
All of the above
Which of the following methods results in the synthesis of carbonyls?
Ozonolysis of alkenes
Friedel-Crafts alkylation
Reduction of alkynes
None of the above
Ozonolysis of Alkenes:
What is the first step in the carbonyl addition reaction under acidic conditions?
Protonation of the oxygen of C=O
Addition to oxygen of C=O
Addition to carbon of C=O
Nucleophilic attack
Mechanism of the addition reaction under acidic conditions:
Which of the following reactions results in the formation of an acetal from a carbonyl?
Addition of hydrides
Addition of water
Addition of alcohols
Addition of amines
Formation of acetal:
