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If the ionization enthalpy and electron gain enthalpy of an element are 275 and 86 kcal respectively then the electronegativity of the element in the Mulliken scale is......

If the ionization enthalpy and electron gain enthalpy of an element are 275 and 86 kcal respectively then the electronegativity of the element in the Mulliken scale is......

Grade:11

2 Answers

IHate Ppts
101 Points
6 years ago
Electronegativity = Electron affinity+Ionisation potential/2
Electronegativity=275+86/2
Electronegativity=180.5 (in respective units)
Ritik
13 Points
4 years ago
Xm=I.P+E.A/125 (In kcal/mol this formula is used bcz energies are given in kcal/mol) 
So ans = 275+86/125 =2.888

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