Quiz | Aldehydes and Ketones – Part 2

1

The Wolff-Kishner reduction reduces carbonyl compounds into:

An alkane

An alcohol

An enamine

An amine

2

Which of the following statements is correct about the addition of hydrogen cyanide on carbonyls?

The carbonyl oxygen is protonated by HCl

The carbonyl oxygen is protonated by HCN

The alkoxide intermediate is protonated by HCN

There is no proton transfer step in the mechanism of this reaction

3

The Wittig reaction converts a ketone into:

A phosphorus ylide

An alkene

An alkyne

An aldehyde

4

Which of the following statements is correct about the Wittig reaction?

The reaction creates a cyclic intermediate called oxaphosphetane

An enol is formed to react with the phosphorus ylide

Phosphonium ylides are electrophilic

NaOH can be used to generate the phosphorus ylides

5

The Baeyer-Villiger oxidation results in the formation of:

An ester and a peroxycarboxylic acid

A ketone and a peroxycarboxylic acid

A ketone and a carboxylic acid

An ester and a carboxylic acid

6

Which of the following alkyl substituents migrates most rapidly the in Baeyer-Villiger reaction?

Primary alkyl

Secondary alkyl

Tertiary alkyl

Quaternary alkyl

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