What is the difference between negative and positive

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f

An atom that has gained or lost electrons is called an _

Acid rain is caused by human activity. select the best answer from the choices provided t f