Multiple choice

Which of the following is/are pure substance(s)?

(i) An element (ii) A compound (iii) A mixture

  1. (i)

  2. (ii)

  3. (ii) and (iii)

  4. (i) and (ii)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A pure substance is defined as one which contains only one kind of atoms or molecules. Based upon the nature of constituent particles, it is of two types, i.e. elements and compounds.

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