Multiple choice general knowledge science & technology

What metal must be present in an amalgam?

  1. Nickle

  2. Mercury

  3. Iron

  4. Zinc
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

An amalgam is, by definition, an alloy containing mercury combined with one or more other metals. Mercury is the essential component that distinguishes amalgams from other alloys. Nickel, iron, and zinc can be alloyed with mercury to form amalgams, but mercury must be present.

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