Multiple choice

Which of the following is an impure substance made up of two or more types of atoms or elements?

  1. a compound

  2. an element

  3. a mixture

  4. an atom
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A mixture is defined as an impure substance made up of two or more types of elements (atoms) or compounds or both mechanically mixed in any proportion, and it can be further subdivided into simpler substances by physical (mechanical) means.

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