Question

show diagramatically the electronic distribution in a magnesium atom and magnesium ion

Answer 1

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Answer 2

Explanation:

Atomic number of sodium (Z) = 11 Mass number of sodium (A) = 23 Number of protons in the nucleus = 11 Number of neutrons in the nucleus = 23 - 11 = 12 Number of electrons = 11 Electronic configuration of Na atom Na+ ion is formed from sodium atom by loss of an electron (present in the outermost shell).