Question

Who is credited with the invention of the modern periodic table?

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Answer 1

Answer:

Explanation:

•Dmitri Mendeleev is credited for the Modern periodic table.

•The modxern periodic table has 18 vertical columns known as Groups and seven horizontal rows known as periods.

•The elements with similar outer shell ,electronic configurations in their atoms are same column called GROUP.

•The modern periodic law is ;-

The properties of the elements are periodic functions of their atomic numbers.

I.e Physical and chemicao properties of elements are the periodic functions of the electric configurations of their atoms.

Mendeleefs periodic law is :-

The properties of elements are the periodic functions of their atomic weights.

Answer 2

Dmitri Mendeleev is credited with the invention of the modern periodic table.