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Ionisation potential and electron affinity of fluorine are 17.42 and 3.45 eV respectively. Calculate the electronegativeity of fluorine.


Ionisation potential and electron affinity of fluorine are 17.42 and 3.45 eV respectively. Calculate the electronegativeity of fluorine.


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1 Answers

Radhika Batra
247 Points
13 years ago

Dear Sakshi,

According to Mulliken equation:

 

        X = (I.P+E.A)/5.6  when both IP and EA are taken in eV.

        XF = (17.42+3.45)5.6  = 3.726

 Thus Electronegativity of Flourine is 3.726

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