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Chemistry · Oct / Nov 2022 · Paper 12 · Question 30

5070Preparation of salts

A pure sample of a salt is obtained by filtration followed by evaporation of the filtrate. Which pair of reagents would produce the salt?

  1. Acopper and hydrochloric acid
  2. Bexcess copper(II) carbonate and hydrochloric acid
  3. Caqueous silver nitrate and hydrochloric acid
  4. Daqueous sodium hydroxide and hydrochloric acid

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Correct answer: B. excess copper(II) carbonate and hydrochloric acid

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