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Which among the following is not an alloy of copper ?
Solder
Duralium
German silver
Gun metal
- Solder: Typically an alloy of tin and lead. It often does not contain copper.
- Duralium: Known as Duralumin, mainly contains aluminum with small amounts of copper and other metals.
- German Silver: An alloy of copper, nickel, and zinc. Despite its name, it contains no silver.
- Gun Metal: A type of bronze, usually composed of copper, tin, and zinc.
Your answer: Option 1 - Solder is correct as solder typically does not involve copper, while the others do contain copper.
By: Parvesh Mehta ProfileResourcesReport error
Shabnam Relhan
please correct the question. not an alloy of copper
corrected
sanjay muduli
solder is an alloy of lead and tin whereas both german silver and gun metal both are alloy of copper
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