The Periodic Table and Electronegativity F 4.0 H 0 2.1 N . 3.0 B 2.5 CI Be 3.0 8 1.6 P S Mg Si 1.8 0.9 2 V Cr 遇 g a 41059 54 Br 2.8 8 Se Ti 6 I Ar 1.6 1.6 R 1.0 1.3 1.5 Te 2.2 Rh 0.8 Nb Mo 2 Cd Sn 1.9 1 2 .8 组 Kr Rb Sr 1.4 1.6 1.8 1.2 Re 2.2 2.2 2西 Hg I 的 Po At .8 1.0 Ta 1.9 1.8 .0 2.1 La H 1.9 Cs Ba . 1.5 1.7 0.70.9 .0 Rn ⊙Thomson-Brooks Cole The Periodic Table and Electronegativity