As you move across a row from left to right in the period table, atomic numbers of the elements
a. decrease.
b. increase.
c. double.
d. stay the same.

Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.