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JAMB Chemistry 2013 Objective — Question 8

Question 8 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2013 Objective paper, with the correct answer and a full explanation.

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The radioactive emission with the least ionization power is

  • A. γ-raysCorrect
  • B. β-particles
  • C. α-particles
  • D. X-rays

Explanation

Gamma rays have the lowest ionization power and the highest penetration power. The opposite is true for alpha particles.

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