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JEE Main2003Chemistryd and f Block ElementsActual

A reduction in atomic size with increase in atomic number is a characteristic of element of

Options

  1. Ad-block
  2. Bf-block
  3. Cradioactive series
  4. Dhigh atomic masses

Correct answer

B. f-block

Step-by-step solution

f-block elements show a regular decrease in atomic size due to lanthanide/actinide contraction.

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