Advertisements
Advertisements
प्रश्न
Write chemical reaction for following conversions
glucose into gluconic acid
Advertisements
उत्तर
Glucose gets oxidised to a six carbon monocarboxylic acid called gluconic acid on reaction with bromine water which is a mild oxidizing agent.
\[\begin{array}{cc}
\phantom{}\ce{CHO}\phantom{...................}\ce{COOH}\phantom{.}\\
\phantom{}|\phantom{.......................}|\phantom{......}\\
\phantom{}\ce{(CHOH)4 + [O] ->[Br2 water]\phantom{}(CHOH)4}\phantom{}\\
\phantom{}|\phantom{.......................}|\phantom{......}\\
\phantom{..}\ce{\underset{\text{Glucose}}{CH2OH} \phantom{...............}\underset{\text{Gluconic acid}}{CH2OH}}\phantom{}
\end{array}\]
APPEARS IN
संबंधित प्रश्न
Explain the classification of carbohydrates with examples.
What is monosaccharide?
Which of the following type of carbohydrates cannot be hydrolyzed?
Identify the given structure 'P' and 'Q'.
From the following identify an example of disaccharides.
Identify the substances having glycosidic bond and peptide bond, respectively in their structure:
______ is the prosthetic group of glycoproteins.
The reserve food material in animals is ____________.
Fructose is the fruit sugar and chemically it is ketohexose but it has a ______ rather than a ______.
Identify the WRONG statement.
Match the Column I and Column II select the correct option.
| Column I | Column II | ||
| i. | Monosaccharides | a. | Stored energy in animals |
| ii. | Glycogen | b. | Polymer made from ß-glucose molecules |
| iii. | Cellulose | c. | Exoskeleton of arthropods |
| iv. | Chitin | d. | Building blocks of carbohydrates |
| e. | Plant hormone |
The number of asymmetric carbon atoms in the glucose molecule is ____________.
Match the columns and select the correct option.
| Column I | Column II | ||
| i. | Starch | a. | Animal storage molecule |
| ii. | Cellulose | b. | Plant storage molecule |
| iii. | Glycogen | c. | Heparin |
| iv. | Heteropolysaccharide | d. | Plant cell wall component |
Which among the following type of linkages is present in cellulose?
Raffinose, sucrose and stachyose are respectively ____________.
Which of the following monosaccharide is a ketohexose?
Which one of the following is an oligosaccharide?
Stachyose is ____________.
\[\ce{CH3 - CH2 - CH2 - Br ->[Na][dry ether] A ->[Cl2] B}\]
Identify the product B in the above reaction.
Which one of the following is generally applicable to polysaccharides?
Which one of the following carbohydrates is insoluble in water?
Which of the following statements is NOT true for glyceraldehyde?
Which among the following statements is true for amylose?
How many moles of fructose and galactose respectively are obtained on hydrolysis of 1 mole stachyose?
When 2 moles of stachyose is hydrolyzed, the number of moles of galactose obtained is ____________.
Which among the following reagents is used for conversion of glucose to glucoxime?
Which among the following is a product of hydrolysis of one mole raffinose?
Which among the following observations suggests that glucose also exists in cyclic form?
Which one of the following rotates the plane polarized light towards left?
Complete hydrolysis of cellulose gives ____________.
Which of the following are epimers?
What are reducing and non-reducing sugars?
Which of the following groups contain polysaccharides?
The molecule of glucose is also called ______.
Lactose is made of ______.
Glucose on oxidation with bromine water yields gluconic acid. This reaction confirms the presence of ______.
A molecule of stachyose contains how many carbon atoms?
Which carbon atoms of fructose are bonded together through oxygen forming fructofuranose?
Starch and cellulose are compounds made up of many units of ______.
Consider the following reaction
\[\ce{A <-[Br2 - H2O] Glucose ->[HNO3] B}\]
Here, 'A' and 'B' are respectively.
\[\ce{CH2OH-CO-(CHOH)4-CH2OH}\] is an example of ______.
Why carbohydrates are generally optically active?
Describe the action of the following reagent on glucose:
Bromine water
Explain the hydrolysis of sucrose.
Write the ring structure of glucose.
The linkage present in Lactose is ______.
Why carbohydrates are generally optically active?
Why carbohydrates are generally optically active?
Given below are two statements.
Statement I - Lactose on hydrolysis converts into glucose and galactose.
Statement II - Galactose also plays same role as glucose in respiration.
In light of the above statements, select the correct option given below.
Which of the following is used to separate glucose and fructose from hydrolysate of sucrose?
