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Which of the following is not a copper alloy?

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in Chemistry – Class 12 by (188k points)
Which of the following is not a copper alloy?

(a) Bronze

(b) Stainless steel

(c) Brass

(d) Gunmetal

I got this question during an internship interview.

Question is taken from Types of Solutions in division Solutions of Chemistry – Class 12

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Correct option is (b) Stainless steel

Best explanation: Bronze is an alloy of copper and tin. Stainless steel is an alloy of iron with chromium. It also contains varying amounts of carbon, silicon and manganese. Brass is an alloy of copper and zinc. Gunmetal is an alloy of copper, tin and zinc.

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