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Structure of the Atom — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
Rutherford’s ‘alpha (α) particles scattering experiment’ resulted in to discovery of:
  • A
    Electron.
  • B
    Proton.
  • C
    Nucleus in the atom.
  • D
    Atomic mass.
✓

Answer

  1. Nucleus in the atom.

Explanation:

The observation that some alpha particles returned on their original path showed the presence of nucleus in the centre of an atom.

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