Multiple choice

Which of the following is the odd one out?

  1. Sodium
  2. Magnesium
  3. Aluminium
  4. Sulphur
  5. Potassium

  1. 1

  2. 2

  3. 3

  4. 4

  5. 5
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sodium, magnesium, aluminium and potassium are all metals. Sulphur is the only non-metal in this group.

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