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Structure of the Atom — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
Beta particles are essentially:
  • A
    Neutrons
  • B
    Protons
  • C
    Electrons
  • D
    Helium nuclei
✓

Answer

  1. Electrons

Explanation:

Beta particles are emitted when an element decays by radioactive$\beta$ decay.

The particles are essentially [e−] electrons.

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