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JAMB Chemistry 1998 Question 11

Question 11

Atomic Structure

The line observed in the simple hydrogen spectrum are due to emission of

  1. A.electrons from the atom
  2. B.energy by proton transition
  3. C.energy by electron transition
  4. D.neutrons from the atom.
Show the answer and explanation

Answer: C (energy by electron transition)

Explanation

Each line comes from light given out when an electron falls from a higher energy level to a lower one, releasing a fixed amount of energy.