Question

Which of the following metals is present in brass, bronze and german-silver?

• A. Cu
• B. Na
• C. Mg
• D. Al

Answer 1

Answer: (A)

Cu

Answer 2

Bronze is an alloy of $Cu$ and $Sn$. Brass is an alloy of $Cu$ and $Zn$. German-silver is an alloy of $Cu , Z n$ and $Ni$.