MOLE

1 mole is equal to-------- number of atoms

• 6.02 × 10²⁰

• 6.02 × 10²³

• 3.01 × 1023

Which of the following have more number of atoms ?

• 1 mole of Carbon

• 1 mole of iron

• 1 mole of oxygen

• all of them have same number of atoms

1 dozen is ------

• 10

• 24

• 12

• 144

Avogadro number is equal to

• 6.02 × 10²³

• 3.01 × 10²³

Which of the following is the measure of amount of substance?

• Metre

• Litre

• Mole

• centimetre