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JAMB Chemistry 1998 Question 40

Question 40

Metals and their Compounds

Alloys are often used in preference to pure metals because

  1. A.metals are too hard
  2. B.metals are ductile
  3. C.metallic properties are improved in alloys
  4. D.alloys are a mixture of metals.
Show the answer and explanation

Answer: C (metallic properties are improved in alloys)

Explanation

Alloying improves properties such as hardness, strength and resistance to corrosion, which is why alloys are chosen over pure metals.