____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table._x005F_x000D_

____ is the most electropositive and ___ is the most electronegative e

1.	____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table._x005F_x000D_
A.	Sodium, Potassium
B.	Magnesium, Aluminium
C.	Sodium, Chlorine
D.	Aluminium, Chlorine
Answer» D. Aluminium, Chlorine