Multiple choice

Which of the following is a specific chemical test for ketohexoses?

  1. Seliwanoff’s test
  2. Molisch test
  3. Biuret test Select the correct answer.

  1. 1 only

  2. 2 only

  3. 3 only

  4. 1 and 2 only

  5. 2 and 3 only
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Seliwanoff’s test is a specific test for ketohexoses. Concentrated hydrochloric acid dehydrates ketohexoses to form furfural derivatives, which condense with resorcinol to give a cherry red complex.

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