Question

ii) Which statement best describes Alkaline Earth (Group II) metals as they are
considered from the top to the bottom of the periodic table.
(a) The number of principle energy levels increases and the number of valence
electrons increases.
(b) The number of principle energy levels remains the same, and the number of
valence electrons increases.
(e) The number of principle energy levels increases, and the number of valence
electrons remains the same.
(d) The number of principle energy levels remains the same, and the number of
valence electrons decreases.​

Answer 1

Answer:

The correct answer is option(c)- The number of principle energy level increases and the number of valance electrons remain the same.