Question

Number that indicates how many electrons an atom must gain lose or share to become stable

Answer 1

Ionic charge

Step-by-step explanation:

Group1- 1+

Group2- 2+

Group13- 3+

Group15- 3-

Group16- 2-

Group17- 1-

That's thier ionic charge

Answer 2

Valence Electrons or Ionic Charge.....