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

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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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