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MCQ practice · SSC Chemistry Board questions · Chapter 4: Periodic Table

Jashore Board 2023

Which is a transition element?

Think it through first, then pick an option.

  1. a Cs
  2. b Fe
  3. c Ba
  4. d Li
Answer and explanation

Correct answer: b Fe

Fe is a transition element named in the book; its d orbital is partly filled.

Why the other options are wrong

  • a Cs: Cs is a group 1 alkali metal. The answer is Fe.
  • c Ba: Ba is a group 2 alkaline earth metal. The answer is Fe.
  • d Li: Li is a group 1 alkali metal. The answer is Fe.

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