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Cannizzaro’s Reaction Mechanism Quiz

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Questions and Answers

What type of reaction is Cannizzaro's reaction?

Combustion reaction

Synthesis reaction

Neutralization reaction

Disproportionation reaction (correct)

What is the role of the hydroxide ion in Cannizzaro's reaction?

Acts as an electrophile

Acts as a catalyst

Acts as a solvent

Acts as a nucleophile (correct)

What is the product obtained from the conversion of one molecule of aldehyde in Cannizzaro's reaction?

Corresponding alcohol (correct)

Corresponding aldehyde

Corresponding ketone

Corresponding carboxylic acid

How is the methoxide ion involved in Cannizzaro's reaction?

Acts as a base and abstracts a proton from formic acid Signup and view all the answers

What is the role of the hydroxide ion in the mechanism of the Cannizzaro's reaction?

Assisting in the transfer of a hydride ion to another molecule of aldehyde Signup and view all the answers

Why do aldehydes with no a-hydrogen atoms undergo Cannizzaro's reaction?

This is due to the absence of hydrogen atoms for enolization Signup and view all the answers

What is the function of the methoxide ion in the Cannizzaro's reaction mechanism?

Abstracting a proton from formic acid to form methanol and formate ion Signup and view all the answers

Why does Cannizzaro's reaction involve disproportionation (self oxidation-reduction) reaction?

Because it results in both oxidation and reduction of the aldehyde molecules Signup and view all the answers