Number of atoms in 1 mole of O₂:

Practice MCQ for SSC, UPSC, RRB Exams

A. 6.022 × 10²³ A.
B. 3.011 × 10²³ B.
C. 12.044 × 10²³ C.
D. 2 D.

Correct Answer: C সঠিক উত্তর: C

Explanation ব্যাখ্যা

One O₂ molecule has 2 atoms → 6.022×10²³ × 2 = 1.2044×10²⁴ atoms.

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