Question

Why Are Sodium And Chlorine In The Same Period Of The Period Table?

Answer 1

In a period the atoms are placed in order of their increasing nuclear charge and increasing electronegativity.

Answer 2

Answer:

Sodium and Chlorine are in same period of the periodic table.

Explanation:

Because the period number represents the number of electron shells of atoms of element. Since Na and Cl have 3 electronic shells, therefore they are placed in the same period of the periodic table.

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