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Structure of the Atom — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
Bohr's atomic model can explain the spectrum of:
  • A
    Hydrogen atoms only
  • B
    Atoms or ions which are unielectron
  • C
    Atoms or ions which have only two electrons
  • D
    Hydrogen molecule
✓

Answer

  1. Atoms or ions which are unielectron

Explanation:

Bohr's atomic model can explain the spectrum of atoms or ions which are uni-electron. It cannot explain the spectrum of the multi-electron system.

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