When ammonium trioxocarbonate (IV) solution is added to separate solutions of calcium, zinc and sodium…

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Chemistry WAEC 2004

When ammonium trioxocarbonate (IV) solution is added to separate solutions of calcium, zinc and sodium salt precipitate could be formed in the case of

  • calcium only
  • zinc only
  • calcium and znic only checkmark
  • sodium and zinc only

The correct answer is: C

Explanation

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