Brass is an alloy of
ACopper and tin only
BCopper and zinc
CIron and carbon only
DLead and tin only
Answer & Solution
Correct answer: B. Copper and zinc
1. Brass is a yellow alloy used in fittings and instruments.
2. It contains copper (about 70%) and zinc (about 30%).
3. Bronze is the copper-tin alloy, not brass.
4. So option A is correct.
_Source: Selina Concise Chemistry Class 10, Ch 7 Metallurgy (Mistral OCR'd PDF), section on alloys_
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