Question

methodology on periodic classification of elements​

Answer 1

Elements in the periodic table are classified based on the atomic number.

• The elements are arranged into rows and columns based on their atomic number according to modern periodic law.
• There are 18 groups of columns and 7 rows of periods.
• Its properties are also very similar to those of the other members of that group.
• It explains the periodicity of the elements' properties and connects them to their electronic configurations.
• In the modern periodic table, elements are listed in increasing atomic number order.
• The number of protons in the nucleus of an atom is known as the atomic number of the element.
• This explains the methodology of classification of elements in the modern periodic table.

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