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.

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Solution

(b) Both assertion and reason are wrong statements. Deoxyribose $C_{5} H_{10} O_{4}$ is a carbohydrate because it follow $C_{5} (H_{2} O)_{2}$ formula and exist as polyhydroxy carbonyl compound whose cyclic structure is as shown below

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Similar questions

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) All naturally occurring $α -$ aminoacids except glycine are optically active.
Reason (R) Most naturally occurring amino acids have L-configuration.

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.
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Reason (R) Maltose is composed of two glucose units in which C-1 of one glucose unit is linked to C-4 of another glucose unit.

Assertion and Reason
In the following questions a statement of assertion (A) followed by a statement reason (R) is given. Choose the correct answer out of the following choice..
(a) Assertion and reason both are correct statements but reason does not explain assertion.
(b) Assertion and reason both are correct and reason explains asssWon.
(c) Both assertion and reason are Wrong statements.
(d) Assertion is correct statement reason is wrong statement.
(e) Assertion is wrong statement reason is correct statement.

Assertion (A) Sulpha drug contain sulphonamide group.
Reason (R) Salvarsan is a sulpha drug.

Assertion (A) Receptors are crucial to body's communication process.
Reason (R) Receptors are proteins.

Assertion (A) Phenol forms 2, 4, 6-tribromophenol on treatment with $B r_{2}$ in carbon disulphide at 273K.
Reason (R) Bromine polarises in carbon disulphide.
(a) Assertion and reason both are correct and reason is correct explanation of assertion.
(b) Assertion and reason both are wrong statements.
(c) Assertion is correct statement but reason is wrong statement.
(d) Assertion is wrong statement but reason is correct statement.
(e) Both assertion and reason are correct statements but reason is not correct explanation of assertion.

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(b) Both assertion and reason are wrong statements. Deoxyribose C5H10O4 is a carbohydrate because it follow C5(H2O)2 formula and exist as polyhydroxy carbonyl compound whose cyclic structure is as shown below

(b) Both assertion and reason are wrong statements. Deoxyribose $C_{5} H_{10} O_{4}$ is a carbohydrate because it follow $C_{5} (H_{2} O)_{2}$ formula and exist as polyhydroxy carbonyl compound whose cyclic structure is as shown below