मराठी
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)

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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)

पर्याय

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

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

संबंधित प्रश्‍न

Maltose is a 

(a) Polysaccharide

(b) Disaccharide

(c) Trisaccharide

(d) Monosaccharide


Answer the following question.
What is the basic structural difference between glucose and fructose?


Write the reaction involved when D-glucose is treated with the following reagent:

(CH3CO)2O


The following compound can be called as:


Oxime is formed by treating glucose with ____________.


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


Which of the following statements is incorrect regarding glucose?


The symbols D and L represents ____________.


Which one of the following compounds is different from the rest?


A solution of D-glucose in water rotates the plane polarised light ____________.


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


Which one is correct?


Assertion: D (+) – Glucose is dextrorotatory in nature.

Reason: ‘D’ represents its dextrorotatory nature.


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?


On the basis of which evidences D-glucose was assigned the following structure?

\[\begin{array}{cc}
\ce{CHO}\\
|\phantom{....}\\
\phantom{..}\ce{(CHOH)4}\\
|\phantom{....}\\
\phantom{..}\ce{CH2OH}
\end{array}\]


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


Glucose with excess of phenyl hydrazine forms ______.


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


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


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