English
Karnataka Board PUCPUC Science 2nd PUC Class 12

How do you explain the presence of all the six carbon atoms in glucose in a straight chain? - Chemistry

Advertisements
Advertisements

Question

How do you explain the presence of all the six carbon atoms in glucose in a straight chain?

Short/Brief Note
Advertisements

Solution

On prolonged heating with \[\ce{HI}\], glucose gives n-hexane.

\[\ce{Glucose ->[HI][Δ] CH3 - CH2 - \underset{(n-Hexane)}{CH2 - CH2} - CH2 - CH3}\]

shaalaa.com
  Is there an error in this question or solution?
Chapter 14: Biomolecules - Multiple Choice Questions (Type - I) [Page 209]

APPEARS IN

NCERT Exemplar Chemistry [English] Class 12
Chapter 14 Biomolecules
Multiple Choice Questions (Type - I) | Q 30 | Page 209

RELATED QUESTIONS

What is the action of following reagents on glucose?

hydroxyl amine


Stachyose is an example of _______.

(A) monosaccharides

(B) disaccharides

(C) trisaccharides

(D) tetrasaccharides


A 10% solution (by mass) of sucrose in water has freezing point of 269.15 K. Calculate the freezing point of 10% glucose in water, if freezing point of pure water is 273.15 K

Given : (Molar mass of sucrose = 342 g mol−1)

(Molar mass of glucose = 180 g mol−1)


How is glucose prepared from cane sugar (sucrose)?


Which component of starch is a branched polymer of α-glucose and insoluble in water?


How is glucose prepared by commercial method? How is peptide linkage formed?


Hydrolysis of starch yields ____________.


Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on hydrolysis gives ______.


Carbohydrates are classified on the basis of their behaviour on hydrolysis and also as reducing or non-reducing sugar. Sucrose is a: 

(i) monosaccharide

(ii) disaccharide

(iii) reducing sugar

(iv) non-reducing sugar


In nucleoside a base is attached at 1′ position of sugar moiety. Nucleotide is formed by linking of phosphoric acid unit to the sugar unit of nucleoside. At which position of sugar unit is the phosphoric acid linked in a nucleoside to give a nucleotide?


During curdling of milk, what happens to sugar present in it?


How do you explain the presence of five – OH groups in glucose molecule?


The α-D glucose and β-D glucose differ from each other due to difference in carbon atom with respect to its


Which of the following is an example of aldo hexose?


A nucleoside is made of:-


Which of the following base is not present in RNA?


A nucleoside acids, the sequence is


Amylopectin is a polymer of:-


When sucrose is heated with cone. HNO3 the product is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×