Question

Elements in the same vertical column share similar chemical properties. Which statement best explains this?

a. They have the same number of neutrons in their nucleus.
b. They have similar physical qualities.
c. They have identical numbers of electrons in the outermost level.
d. They were discovered in the same location.

Answer 1

Answer:C

Explanation:Most vertical columns share similiar chemical properties because they have identical numbers of electrons in the outermost level.

Hope this helped:)

Answer 2

they have identical numbers of electrons in the outermost level