Electronegativity of Cesium and Barium

[fifi1314]

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Kaplan says Ce has lower electronegativity than Barium, from the Ptable,
Ba is 56 and Ce is 58. I thought Ba has lower EN since it closer to Fr.
Any thought?
Thank you guys!

 

[malpractician]

Ce is Cerium (58)
Cs is Cesium (55) easy mixup

 

[fifi1314]

Ce is Cerium (58)
Cs is Cesium (55) easy mixup

--- Oops, thanks alot!