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On heating, the following trioxocarbonate (IV) salts decompose to give solid residue ...

On heating, the following trioxocarbonate (IV) salts decompose to give solid residue except
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Ammonium trioxocarbonate (IV)
  • B Calcium trioxocarbonate (IV)
  • C Lead (ll) trioxocarbonate(IV)
  • D Zinc trioxocarbonate (IV)
Correct Answer: Option A
Explanation:
Ammonium trioxocarbonate (IV) is an unstable compound. It decomposes on heating to yield ammonia, carbon (IV) oxide and water. All of these are gases.

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