One mole of ${\rm{C}}{{\rm{O}}_2}$ contains

3 g atoms of ${\rm{C}}{{\rm{O}}_2}$

$18.1 \times {10^{23}}$ molecules of ${\rm{C}}{{\rm{O}}_2}$

$6.02 \times {10^{23}}$ atoms of O

NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

1 Medium

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Understanding +4 | -1

One mole of

\mathrm{C}{\mathrm{O}_2}

contains

View answer and explanation

Correct option: D

6.02 \times {10^{23}}

atoms of C

The correct answer is D (

6.02 \times {10^{23}}

atoms of C) because one mole of any substance contains Avogadro's number of entities, and in one mole of

CO_2

there is one mole of carbon atoms.