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Periodic Properties And Variation Of Properties Physical And Chemical — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryPeriodic Properties And Variation Of Properties Physical And Chemical1 Mark
Question
What is meant by periodicity of elements?
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Answer

The recurrence of similar properties of elements after certain regular intervals when they are arranged in the order of increasing atomic numbers is called periodicity.
Concept Insight: Periodicity in properties is due to the repetition of similar outer electronic configuration of elements at certain regular intervals.

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