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Write Scientific Reason. The Third Period Contains Only Eight Elements Even Through the Electron Capacity of the Third Shell is 18 - Science and Technology 1

Answer in Brief

Write scientific reason.
The third period contains only eight elements even though the electron capacity of the third shell is 18

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Solution

The third period contains only eight elements even though the electron capacity of the third shell is 18 because when the other shells get filled and the resultant no of electrons becomes eighteen, it gets added up and settles in the third electron shell and three shells are acquired by the fourth period.

Concept: Modern Periodic Table and Electronic Configuration of Elements
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Balbharati Science and Technology Part 1 10th Standard SSC Maharashtra State Board
Chapter 2 Periodic Classification of Element
Q 7.5 | Page 29
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