Three solutions contain carbonate, sulphate and sulphide ions respectively. One test that will identify just…

Chemistry JAMB 1978

Three solutions contain carbonate, sulphate and sulphide ions respectively. One test that will identify just ONE of them completely is by addition to each of them of

  • barium chloride solution
  • dilute hydrochloric acide
  • lead nitrate solution checkmark
  • calcium chloride solution
  • sodium hydroxide solution

The correct answer is: C

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