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Chemistry NMDCAT MCQs Moles and Avogadro's Numbers Moles and Avogadro’s Numbers
nmdcat.online July 2, 2026

One-quarter mole KMnO₄ contains oxygen atoms equal to

A. 0.25 mole
B. 0.50 mole
C. 1 mole
✓
D. 2 moles

📝 Explanation

Each mole KMnO₄ contains four moles oxygen atoms. Therefore, 0.25 mole contains one mole oxygen atoms.

📖 Additional Information

  • 0.25 mole
  • 0.50 mole
  • 1 mole
  • 2 moles

Each mole KMnO₄ contains four moles oxygen atoms. Therefore, 0.25 mole contains one mole oxygen atoms.

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