Alloys (bell metal): Bell metal is an alloy of which two metals? Identify the traditional composition used for bells with sonorous tone. Choose the correct alloy pair.
General Knowledge
General Science
Difficulty: Easy
Choose an option
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ANickel and copper
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BZinc and copper
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CBrass and nickel
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DTin and copper
Answer
Correct Answer: Tin and copper
Explanation
Given data
- Object: Bells and gongs.
Concept/ApproachBell metal is a high-tin bronze, typically ~20–25% Sn and the balance Cu, giving hardness and resonance.
Common pitfallsConfusing with brass (Cu–Zn) or cupronickel (Cu–Ni).
Final AnswerTin and copper