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How Many Groups and Periods Are There in the Modern Periodic Table? - Chemistry

Short Note

How many groups and periods are there in the modern periodic table?

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Solution

Modern periodic table consists of eighteen groups and seven periods.
Concept Insight:  Classification of elements on the basis of increasing atomic number is known as Modern Periodic Table. The vertical columns are called groups and the horizontal rows are called periods.

Concept: Periodic Properties and Variations of Properties:- Physical and Chemical
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Frank ICSE Class 10 Chemistry Part 2
Chapter 1 Periodic Properties And Variation Of Properties: Physical And Chemical
Exercise | Q 2 | Page 16
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