Question on: JAMB Chemistry - 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 Option: D
Duralumin is an alloy of aluminum, and the other primary elements in duralumin are:
- Manganese - Adds strength and corrosion resistance.
- Magnesium - Contributes to strength and hardness.
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