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Solution - Position of Elements and Trends in the Modern Periodic Table

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ConceptPosition of Elements and Trends in the Modern Periodic Table  

Question

The atomic masses of three elements A, B and C having similar chemical properties are 7, 23 and 39, respectively.

  1. Calculate the average atomic mass of elements A and C.
  2. Compare the average atomic mass with atomic mass of B.
  3. What could the elements A, B and C be?

Solution

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Solution for concept: Position of Elements and Trends in the Modern Periodic Table. For the course SSC (English Medium)
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