Arrange the following in order of increasing electronegativity:
Cs,F,As,Cl.
A)As

Question

Arrange the following in order of increasing electronegativity: 
Cs,F,As,Cl.
A)As < Cl < Cs < F
B)Cl < As < F < Cs
C)As < F < Cs < Cl
D)Cl < Cs < F < As
E)Cs < As < Cl < F

Quizplus · Accepted Answer

Electronegativity increases across a period from left to right and decreases down a group in the periodic table. Thus, cesium (Cs), being in the lower left, is the least electronegative, followed by arsenic (As), then chlorine (Cl), and fluorine (F) is the most electronegative.

Arrange the Following in Order of Increasing Electronegativity