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JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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Which has minimum number of atoms of oxygen ?
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Correct option: D
12.044×102212.044 \times 10^{22} molecules of CO2\mathrm{CO}_2
The correct answer is D (12.044×102212.044 \times 10^{22} molecules of CO2CO_2) because it contains the minimum number of oxygen atoms compared to the other options.

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