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The electron is (a) α-ray particle (b) β-ray particle (c) Hydrogen ion (d) Positron

The electron is

(a) α-ray particle

(b) β-ray particle

(c) Hydrogen ion

(d) Positron

Answer: (b) The β-ray particle constitutes electrons.

The electron is (a) α-ray particle (b) β-ray particle (c) Hydrogen ion (d) Positron

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