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Standard XII

Chemistry

Carbohydrate

The following...

Question

The following carbohydrate is:

a ketohexose

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an aldohexose

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α

-furanose

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α

-pyranose

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Solution

The correct option is B an aldohexose
The given carbohydrate is an aldohexose. It contains 6 $C$ atoms and an aldehyde group in the form of hemiacetal.

Option B is correct.

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Similar questions

Q. The following carbohydrate is

(IIT-JEE, 2011)

Q. What is essentially the difference between

α

- glucose and

β

- glucose? What is meant by pyranose structure of glucose?

Q. The optical rotation of the

α -

form of a pyranose is

+ {150.7}^{\circ},

that of the

β

form is

+ {52.8}^{\circ}

. In solution an equilibrium mixture of the anomers has an optical rotation of

+ {80.2}^{\circ}

. The percentage of the

α -

form at
equilibrium is

Q. The optical rotation of the

α

form of pyranose is

+ {150.7}^{0}

, that of the

β

form is

+ {52.8}^{0}

. In solution an equilibrium mixture of these anomers has an optical rotation of

+ {80.2}^{0}

. The percentage of the

α

- form in equilibrium mixture is:

Q. The optical rotation of the

α

- form of a pyranose is

+ {150.7}^{\circ}

, that of the

β

-form is

+ {52.8}^{\circ}

. In solution an equilibrium mixture of these anomers has an optical rotation of

+ {80.2}^{\circ}

. The percentage of the

α

- form in equilibrium mixture is:

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The following carbohydrate is:

The correct option is B an aldohexoseThe given carbohydrate is an aldohexose. It contains 6 C atoms and an aldehyde group in the form of hemiacetal.Option B is correct.

The correct option is B an aldohexose
The given carbohydrate is an aldohexose. It contains 6 $C$ atoms and an aldehyde group in the form of hemiacetal.

Option B is correct.