Multiple choice

The chemical name of blue vitriol is _____________.

  1. copper oxide

  2. copper sulphate

  3. copper carbonate

  4. copper chloride
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Blue vitriol is the common name for copper(II) sulphate pentahydrate, CuSO4.5H2O. It is known for its distinct blue crystalline appearance.

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