Chemistry, asked by apdmegha2005, 10 months ago

5 Give reasons for the following:
1. Occurrence of characteristic properties of elements takes place at definite intervals in the mode
periodic table.​

Answers

Answered by rishitasingh207
27

Answer:

The cause of periodicity in properties is the repetition of similar outer electronic configuration after certain regular intervals. ... Helium and Argon have electron configuration similar to the elements of this group. So they are together and known as Inert gases!

Explanation:

Answered by AsHiSiH
6

Answer:

This is due to recurrence of similar valence shell electronic configuration after a difference of 2, 8, 18 or 32 in atomic numbers.

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