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What are the values of x, y and z respectively in the following in the...

Chemistry
WAEC 2004

What are the values of x, y and z respectively in the following in the following equation? \(MnO_{2(s)} + xHCI_{(aq)} → MnCI_{2(g)} + yHO_{(l)} + zCI_{2(g)}\)

  • A. 4,1,2
  • B. 1,2,1
  • C. 2,1,2
  • D. 4,2,1
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Correct Answer: Option D
Explanation

\(MnO_{2(s)} + xHCI_{(aq)} → MnCI_{2(g)} + yH_2O_{(l)} + zCI_{2(g)}\)

compare the number of each atom of the elements on both sides of the chemical equation.

x = 4, y = 2 and z = 1

 


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