Correct Answer - Option 3 : mercury
The correct answer is Mercury.
- An amalgam is an alloy of mercury with another metal.
- It may be a liquid, a soft paste, or a solid, depending upon the proportion of mercury.
- Dentistry has used alloys of mercury with metals such as silver, copper, indium, tin, and zinc.
Some other important elements with their Alloys:
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Brass is an alloy of copper and zinc.
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Bronze is an alloy of copper and tin.
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Steel is an alloy of iron and carbon.