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JAMB Chemistry 1983 Question 29

Question 29

Metals and their Compounds

Stainless steel is an alloy of

  1. A.carbon, iron and lead
  2. B.carbon, iron and chromium
  3. C.carbon, iron and copper
  4. D.carbon, iron and silver
  5. E.carbon and iron only.
Show the answer and explanation

Answer: B (carbon, iron and chromium)

Explanation

Stainless steel is iron with a little carbon and chromium (often nickel too); the chromium stops it rusting.