Which carbohydrate does not have $C_{x} (H_{2} O)_{y}$ general formula?

Melitriose

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Stachyose

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Fructose

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Rhamnose

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Solution

The correct option is B Rhamnose
Rhamnose is a carbohydrate which does not have $C_{x} (H_{2} O)_{y}$ general formula. The formula of Rhamnose is $C_{6} H_{12} O_{5}$

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Similar questions

Q. Name the compound that does nit fit into the formula

C_{x} (H_{2} O)_{y}

, but is a carbohydrate.

Q. Which carbohydrate does not have

[C_{x} {(H_{2} O)}_{y}]

general formula?

Dihydroxy acetone (CH₂OH.CO.CH₂OH) has the general formula of carbohydrate but not included in this class because:

In the following questions a statement of Assertion (A) followed by a statement of Reason (R) is given. Choose the correct answer out of the following choices.
(a) Assertion and reason both are correct statements and reason explains the assertion.
(b) Both assertion and reason are wrong statements.
(c) Assertion is correct statement and reason is wrong statement.
(d) Assertion is wrong statement and reason is correct statement.
(e) Assertion and reason both are correct statements but reason does not explain assertion.
Assertion (A) Deoxyribose, $C_{5} H_{10} O_{4}$ is not a carbohydrate.
Reason (R) Carbohydrates are hydrates of carbon so compounds which follow $C_{x} (H_{2} O)_{y}$ formula are carbohydrates.

Q. One way of defining or identifying carbohydrates is to say that they can be described by the general formula,

C_{m} (H_{2} O)_{n}

, where m and n may or may not be the same integer.
Of the four structures displayed in the figure above, which one does NOT fit this definition of a carbohydrate?

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Which carbohydrate does not have Cx(H2O)y general formula?

The correct option is B RhamnoseRhamnose is a carbohydrate which does not have Cx(H2O)y general formula. The formula of Rhamnose is C6H12O5

Which carbohydrate does not have $C_{x} (H_{2} O)_{y}$ general formula?

The correct option is B Rhamnose
Rhamnose is a carbohydrate which does not have $C_{x} (H_{2} O)_{y}$ general formula. The formula of Rhamnose is $C_{6} H_{12} O_{5}$