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JAMB Chemistry 1978 Question 16

Question 16

Metals and their Compounds

Which of the following metals cannot replace hydrogen from water or steam?

  1. A.Sodium
  2. B.Magnesium
  3. C.Iron
  4. D.Calcium
  5. E.Copper
Show the answer and explanation

Answer: E (Copper)

Explanation

Copper is below hydrogen in the activity series, so it does not react with water or steam. The others displace hydrogen from cold water or steam.