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NEET
Exam
NEET
Subject
Chemistry
Chapter
Classification of Elements and Periodicity in Properties

NEET · Chemistry · Classification of Elements and Periodicity in Properties

Why are the 4f- and 5f-inner transition series of elements placed...

Why are the 4f- and 5f-inner transition series of elements placed separately in the Periodic Table?

Options

  1. ATo create more space in the table.
  2. BTo maintain the periodic table's structure.
  3. CTo make the table look symmetrical.
  4. DTo separate elements with similar properties.

Correct answer

B. To maintain the periodic table's structure.

Step-by-step solution

The 4f- and 5f-inner transition series of elements are placed separately in the Periodic Table to maintain its structure and to preserve the principle of classification by keeping elements with similar properties in a single column.
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