Choose similar word: Sodium : Potassium : Zinc

Correct answer: B. Calcium

  • A. Sulphur
  • B. Calcium
  • C. Water
  • D. Iodine

Explanation

Sodium, potassium and zinc are chemical elements that are metals. Calcium is also a metal, while sulphur and iodine are non-metals and water is a compound.

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