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2. structure of atom — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry2. structure of atom1 Mark
MCQ
The electron is
  • A
    $\alpha $-ray particle
  • ✓
    $\beta $-ray particle
  • C
    Hydrogen ion
  • D
    Positron
✓

Answer

Correct option: B.
$\beta $-ray particle
b
(b) The $\beta$ -ray particle constitute electrons.

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