Question

Why are sodium (Na) and potassium (K) in the same group on the periodic table?​

Answer 1

Step-by-step explanation:

Atoms of group 1 elements all have one electron in their outer shell. This means that the alkali metals all have similar chemical properties . When a group 1 element takes part in a reaction, its atoms each lose one electron.

Answer 2

Atoms of group 1 elements all have one electron in their outer shell. This means that the alkali metals all have similar chemical properties. The ions have a stable arrangement of electrons, with a complete outer shell.

Step-by-step explanation:

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