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Duralumin consists of aluminum, copper?

Chemistry
JAMB 2020

Duralumin consists of aluminum, copper?

  • A. Zinc and Gold
  • B. Lead and Manganese
  • C. Nickel and Silver
  • D. Manganese and Magnesium
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Correct Answer: Option D
Explanation

Duralumin is an alloy made up of 90% aluminum, 4% copper, 0.51% magnesium, and less than 1% manganese.

There is an explanation video available below.

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Explanation Video

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