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Atoms and Molecules — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceAtoms and Molecules1 Mark
MCQ
Dalton's theory fails to determine the existence of:
  • A
    Molecules
  • B
    Compounds
  • C
    Allotropes
  • D
    All of the above
✓

Answer

  1. Allotropes

Explanation:

Dalton's atomic theory fails to explain the existence of allotropes; it does not account for differences in properties of charcoal, graphite, diamond.

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