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Question 2 - Past Year - 1 Mark Questions - Chapter 5 Class 10 - Periodic Classification of Elements (Term 2)

Last updated at May 3, 2022 by

How many vertical columns are present in modern periodic table. What are they called?

 

Answer

In the modern periodic table, there are 18 vertical columns and these are called groups.

Modern Periodic table-01 - Teachoo.jpg

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