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Question

What is an amalgam? Give two examples.


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Solution

  • When one of the metals in an alloy is liquid mercury, the alloy is called an amalgam.
  • Thus, amalgam is an alloy of mercury (Hg).
  • For example, zinc-mercury (Zn-Hg) and sodium-mercury (Na-Hg) are amalgams.
  • All amalgams are alloys but all alloys are not amalgams.

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