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MP Board · Class 9 · Science · Atoms and MoleculesWhich isotope of carbon is currently used as the standard reference for atomic mass?

Step-by-Step Solution

Carbon-12 (C-12) is universally accepted as the standard reference for measuring atomic masses.

Detailed Options Breakdown
Option : Carbon-14

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Atoms and Molecules.

Option 1: Carbon-12 (Correct Answer)

Correct choice. Refer to the step-by-step verified solution guidelines above for details.

Option 2: Carbon-13

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Atoms and Molecules.

Option 3: Carbon-11

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Atoms and Molecules.

💡 Study Guide: This question tests core syllabus concepts from Atoms and Molecules. For formulas, key summaries, and mock exam reference guides, read the full Atoms and Molecules Revision Notes.
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