The electronegativity difference between K and Cl is ____, and therefore, the Mg-Cl bond is a(n)____ bond.
A) 2.2; polar covalent
B) -2.2; nonpolar covalent
C) 3.8; ionic
D) -3.8; nonpolar covalent
E) 2.2; ionic

Question

Quizplus · Accepted Answer

The electronegativity difference between K (potassium) and Cl (chlorine) is 2.2, which is large enough to form an ionic bond.

The Electronegativity Difference Between K and Cl Is ____, and Therefore