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Carbohydrate Detection Quiz

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Questions and Answers

What is the purpose of Molisch’s Test?

To detect carbohydrates (correct)

To identify the specific type of carbohydrates

To measure the concentration of carbohydrates

To determine the reducing ability of carbohydrates

What is the phenolic substance used in the preparation of Molisch’s Test Reagent?

Resorcinol

Phenolphthalein

$\alpha$-naphthol (correct)

Catechol

Which derivative is formed from hexa-saccharides in color reactions?

Chromogen

5-Hydroxymethylfurfural (correct)

Furfural

Pentose

What is the core substance of the reaction reagent in colorimetric tests for carbohydrates?

<p>Chromogen</p> Signup and view all the answers

Which type of test for carbohydrates depends on the reductive ability of the carbonyl group?

<p>Tests based on the reductive ability of the carbonyl group (aldehyde or ketone)</p> Signup and view all the answers

Study Notes

Carbohydrate Tests

Molisch's Test is used to detect the presence of carbohydrates.
The phenolic substance used in the preparation of Molisch's Test Reagent is α-naphthol.
In color reactions, hexa-saccharides form a hexa-aceyl derivative.
The core substance of the reaction reagent in colorimetric tests for carbohydrates is α-naphthol.
The type of test for carbohydrates that depends on the reductive ability of the carbonyl group is Benedict's Test.

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Description

Test your knowledge of carbohydrate detection with this quiz! Explore color reactions, furfural derivatives, and hydroxymethylfurfural in carbohydrate testing.