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Pick out the correct statement

Chemistry
JAMB 1979

Pick out the correct statement

  • A. Zinc heated to redness reacts with steam to give oxygen and zinc oxide
  • B. Zinc heated to redness reacts with steam to give oxygen and hydrogen
  • C. Zinc does not react with hot or cold water
  • D. Zinc reacts with hot water to form zinc oxide and hydrogen
  • E. Zinc reacts very easily with cold water to give zinc oxide and hydrogen
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Correct Answer: Option D
Explanation

Zinc metal (Zn) reacts with steam (H\(_2\)O) at high temperatures, resulting in the formation of zinc oxide (ZnO) and the release of hydrogen gas (H\(_2\)).

The chemical equation for this reaction is: Zn(s)  +  H\(_2\)O(g) →  ZnO(s) + H\(_2\)(g) 


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