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How many aldohetoses are three? How many...

How many aldohetoses are three? How many are `D`-sugars & how many are `L`-sugars?

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The correct Answer is:
32-aldoheptoses, 16 are D-sugars, 16 are L-sugars.
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RESONANCE-BIOMOLECULES-Advanced Level(Part II)
  1. Fill in the blanks A sugar in which an amino group replaces the anom...

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  2. Draw fisher projections for the two D-aldoheptose whose stereorientati...

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  3. How many aldohetoses are three? How many are D-sugars & how many are L...

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  4. Aldoses give positive Tollen's Fehling's and Osazone reactions but fai...

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  5. alpha-glucose is oxidized by HIO(4) more rapidly than its beta-anomer ...

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  6. Reduction of L-glucose with NaBH(4) leads to the same alditol glucose ...

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  7. Hydrogen gas is not obtained when zinc reacts with

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  8. Reduction of D-glucose forms D-sorbitol while that of D-fructose forms...

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  9. Unlike glucose, neither alpha nor beta-methyl glucoside reduces Tollen...

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  10. (+)-Glucose overset(Ac(2)O)rarr (A) +B overset(AgNO(3)//NH(4)OH)rarr (...

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  11. Both glucose and fructose are reducing sugars but sucrose is non reduc...

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  12. Why is D-fructose used for sweetening cold drinks but not hot ones?

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  13. What would be the molecular formula of (+)-sugar if C-1 of glucose is ...

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  14. When (+) sucrose is hydrolysed, the D-glucose mutarotates downward to ...

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  15. Glucose and glycine.

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  16. Glucose and fructose

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  17. R-underset(NH(2))underset(|)(CH)-COO^(-)overset(HCI(aq))rarr

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  18. R-underset(.^(+)NH(3))underset(|)(CH)-COOH overset(NaOH(aq))rarr

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  19. HOOC-CH(2)-underset(.^(+)NH(3))underset(|)(CH)-COOH overset(NaOH(aq))r...

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  20. .

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