NEETChemistry-Mole Concept

NEET Chemistry Avogadro's Number Assertion Reason Question

Type: Assertion Reason-conceptual-Easy

Assertion : One mole of NaCl contains 6.023 × 10²³ molecules of sodium chloride. Reason : 58.5 g of NaCl also contains 6.023 × 10²³ molecules of NaCl.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Correct Answer

Option A

Detailed Explanation

Both the assertion and reason are true, and the reason correctly explains the assertion as 1 mole of any substance contains Avogadro's number of molecules.

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