EASY
Earn 100

Explain the reaction of fructose with red P and HI.

Important Questions on Biomolecules

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Which of the following cannot be oxidized by bromine water ?
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What is the last product of hydrolysis of fructose?
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Which description fit the following sugar best?

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Which of the following is the sweetest sugar?
MEDIUM
The number of sp2 and sp3 hybridized carbon atoms in fructose are respectively.
HARD
Draw the open chain structure of fructose.
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Fructose when reduced with HI and red P gives: n-_____.
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The pentose sugar in DNA and RNA has the
MEDIUM
Sweetest sugar among the naturally occurring sugar-
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Which one of the following is NOT correct?
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 Which of the following is the sweetest sugar?
MEDIUM
Which of the following statements is not true about glucose?
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Monosaccharides contain carbonyl group hence are classified, as aldose or ketose. The number of carbon atoms present in the monosaccharide molecule are also considered for classification. In which class of monosaccharide will you place fructose?
MEDIUM
An organic compound with the formula C6H12O6 forms a yellow crystalline solid with phenylhydrazine and gives a mixture of sorbitol and mannitol when reduced with sodium. Which among the following could be the compound ?
MEDIUM
The number of sp2 and sp3 hybridised carbon in fructose are respectively
HARD
The cyclic structures of two anomers of fructose are represented by _____ .
HARD

Multiple selects questions:

Fructose on reduction gives a mixture of two alcohols which are related as:

HARD
Number of enantiomeric pairs of cyclic form of fructose is