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JAMB Chemistry 2010 Question 10

Question 10

Atomic Structure

Elements in the same period in the periodic table have the same

  1. A.number of shells
  2. B.atomic number
  3. C.chemical properties
  4. D.physical properties
Show the answer and explanation

Answer: A (number of shells)

Explanation

The period number equals the number of electron shells, so all elements in a period have the same number of shells.