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German Silver Composition: Cu = 56%, Zn = 24%, Ni = 20%. Which of the following statements is correct?

1. German silver is an alloy of Cu, Zn, and Ni.
2. German silver is an alloy of Cu, Zn, and Fe.
3. German silver is an alloy of Cu, Zn, and Al.
4. German silver is an alloy of Cu, Zn, and Mg.

Correct answer: German silver is an alloy of Cu, Zn, and Ni.

Solution

German silver is an alloy composed of copper (Cu), zinc (Zn), and nickel (Ni), as indicated by the given composition percentages. The other options incorrectly include elements not present in the alloy.

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