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

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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