Question
Chemistry Question on d -and f -Block Elements
Bell-metal is an alloy of
A
Cu + Pb
B
Cu + Sn
C
Cu + Zn
D
Cu + Ni
Answer
Cu + Sn
Explanation
Solution
Bell-metal is an alloy of copper and tin. Cu=80% and Sn=20%.
Bell metal is a hard alloy used for the casting of high-quality bells and related instruments, such as cymbals. It is a form of bronze and the metal used is a high-tin alloy of copper andtin with approximately a 4:1 ratio of copper to tin (78% copper, 22% tin).
Therefore, the correct answer is option B.