NEET Chemistry · Easy

Some Basic Concepts of Chemistry: Atomic mass MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Atomic massEasyQuestion 20051

Question

Average atomic mass of chlorine is about 35.5 because chlorine exists as:

  1. A
    A mixture of isotopes
    Correct
  2. B
    A polymer
  3. C
    A dimer only
  4. D
    An ion pair

Correct answer

A mixture of isotopes

Explanation

Weighted average of isotopic masses gives average atomic mass.