One mole of an element contains which of the following?

a. 6.02 atoms

b. 6.02 x 1023 atoms

c. 6.02 x 1023 grams

d. 12 atoms

Answer : The correct option is, (B) atoms.

Explanation :

Mole : It is defined as the amount of substance that contain the same number of units as there are atoms present in exactly 12 grams of carbon-12.

Avogadro's number : It is defined as the number of atoms molecules present in a mole of any substance.

The Avogadro's number is represented as,

The relationship between a mole and Avogadro number are :

As, 1 mole of a substance contains number of atoms, molecules or ions.

Hence, the correct option is, (B) atoms.

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