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  • Which of the following is not correctly matched?
Multiple choice

Which of the following is not correctly matched?

  1. Galena - Lead sulphide

  2. Calomel - Mercurous chloride

  3. Green vitriol - Copper sulphate

  4. Plaster of Paris - Calcium sulphate

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Calomel is also called mercurous chloride (Hg2Cl2) or mercury(I) chloride.

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