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The specific rotation of a freshly prepa...

The specific rotation of a freshly prepared solution of `alpha-D-` Glucose changes from a value of `x^(@)` to a constant value of `y^(@)`. The values of x and y are respectively

A

`19^(@), 52.5^(@)`

B

`111^(@), 52.5^(@)`

C

`52.5^(@), 19^(@)`

D

`52.5^(@), 111^(@)`

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-CARBOHYDRATES-Practice Sheet-5
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  2. D-tagatose is a 2-ketohexose which forms same osazone as D-galactose. ...

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  3. The correct chair form structures of beta- galactose will be

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  4. Killiani-Fischer synthesis of D (+) Arabinose gives

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  5. An optically active compound A gave an [alpha](0)^(25) = 30^(@) while ...

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  6. Although D-galactose rotates plane polarized light its oxidation produ...

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  7. underset(underset(CH(2)OH)(|))overset(overset(overset(overset(CHO)(|))...

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  8. Find the average molecular mass of starch given that an aqueous soluti...

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  9. Which of the following orders of sweetness is correct

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  10. In the multi step conversion of an Aldose in to next higher Aldose by ...

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  11. The Fischer projection formula shown above is the enolic form of

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  12. The correct chair form of given Haworth Structure will be

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  13. The product of the reaction D-Glyceraldehyde underset(HCl)overset(Me(2...

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  14. Which relationship (s)is/are true

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  15. Which of the following monosaccharides yields an optically active aldi...

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  16. Observe the following reaction and mark the correct statements(s)given...

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  17. Which of the following statements are correct

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  18. Monosaccharides have -CHO (or C=O) and -OH groups, so they undergo usu...

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  19. Monosaccharides have -CHO (or C=O) and -OH groups, so they undergo usu...

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  20. Monosaccharides have -CHO (or C=O) and -OH groups, so they undergo usu...

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  21. What is true about compound (I)

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