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      Question

      The _________ property of the element is a whole number.

      A Atomic mass Correct Answer Incorrect Answer
      B Atomic weight Correct Answer Incorrect Answer
      C Atomic radius Correct Answer Incorrect Answer
      D Atomic number Correct Answer Incorrect Answer

      Solution

      The property of elements which is always a whole number is its atomic number i.e. the number of protons and electrons.

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