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Metals and Non-Metals — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMetals and Non-Metals1 Mark
MCQ
The metal which is always present in an amalgam is:
  • A
    Iron.
  • B
    Aluminium.
  • C
    Mercury.
  • D
    Magnesium.
✓

Answer

  1. Mercury.

Explanation:

An amalgam is an alloy of mercury with one or more metals. The combination of sodium with liquid mercury is called sodium amalgam. Amalgam of mercury with gold, silver or zinc is widely used for dental fillings.

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