Categories: Chemistry JAMB

Duralumin consists of aluminum; copper?

A. Zinc and Gold
B. Lead and Manganese
C. Nickel and Silver
D. Manganese and Magnesium

Correct Answer:

Option D – Manganese and Magnesium

Explanation

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

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