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Structure of the Atom — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
According to whose atomic model, electrons are embedded in a gel of positive charge:
  • A
    Dalton's model
  • B
    Bohr's model
  • C
    Thomson's model
  • D
    Rutherford's model
✓

Answer

  1. Thomson's model

Explanation:

Thomson assumed that an atom is a sphere of positive charges uniformly distributed, with the electrons scattered as points throughout the sphere.

This was known as plum-pudding model at that time.

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