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Question

What do you understand by the term periodic table?


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Solution

  1. The periodic table is the arrangement of elements in the vertical columns called groups and horizontal rows called periods on the basis of their properties.
  2. Where elements of similar chemical properties fall in the same group and we can easily study the properties of an element by moving into a group or period.
  3. Mendeleev was the first chemist who gave the idea of the periodic table.
  4. Neil Bohr prepared the modern or long form of the periodic table.

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