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6 September, 14:54

What is an alpha particle composed of?

O

A. Two protons and two neutrons

O

B. A positively charged positron

O

c. A negatively charged electron

O

D. Electromagnetic radiation

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Answers (1)
  1. 6 September, 14:58
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    A. Two protons and two neutrons.

    Explanation:

    Alpha particles are positively charged specie identical to the nucleus of Helium atom.
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