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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Three structures are given below in which two glucose units are linked. Which of these linkages between glucose units are between C1 and C4 and which linkages are between C1 and C6? (I) (II) (III) - Chemistry

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प्रश्न

Three structures are given below in which two glucose units are linked. Which of these linkages between glucose units are between C1 and C4 and which linkages are between C1 and C6?

(I)
(II)
(III)

विकल्प

  • (A) is between C1 and C4, (B) and (C) are between C1 and C6

  • (A) and (B) are between C1 and C4, (C) is between C1 and C6

  • (A) and (C) are between C1 and C4, (B) is between C1 and C6

  • (A) and (C) are between C1 and C6, (B) is between C1 and C4

MCQ
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उत्तर

(A) and (C) are between C1 and C4, (B) is between C1 and C6

Explanation:

(A) and (C) are between Cl and C4, (B) is between Cl and C6.

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अध्याय 14: Biomolecules - Multiple Choice Questions (Type - I) [पृष्ठ २०६]

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एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
अध्याय 14 Biomolecules
Multiple Choice Questions (Type - I) | Q 19 | पृष्ठ २०६

संबंधित प्रश्न

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(b) Disaccharide

(c) Trisaccharide

(d) Monosaccharide


Write the product when D-glucose reacts with conc. HNO3.


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Choose the appropriate answer(s) for the below representation from the options given


Acetylation of glucose yields ____________.


Glucose does not give Schiff’s test because of the formation of cyclic ____________.


The symbols D and L represents ____________.


The reaction of glucose with red P + HI is called ____________.


The number of chiral carbon atoms present in cyclic structure α-D(+) glucose:


The number of chiral carbons in ß-D(+) glucose is ____________.


How will you distinguish 1° and 2° hydroxyl groups present in glucose? Explain with reactions.


Write the reactions of D-glucose which can’t be explained by its open-chain structure. How can cyclic structure of glucose explain these reactions?


What happens when D-glucose is treated with the following reagent?

HI


Account for the following:

What happens when D – glucose is treated with the following reagents

Bromine water


Account for the following:

What happens when D – glucose is treated with the following reagents

HNO3


The number of asymmetric carbon atoms in the glucose molecule in open and cyclic form is ______.


Match List - I with List - II.

  List I   List II
(A) Glucose + HI (I) Gluconic acid
(B) Glucose + Br2 water (II) Glucose pentacetate
(C) Glucose + acetic anhydride (III) Saccharic acid
(D) Glucose + HNO3 (IV) Hexane

Choose the correct answer from the options given below:


Give the reaction of glucose with hydrogen cyanide. Presence of which group is confirmed by this reaction?


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