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JEE Main Chemistry question

ChemistryClassification of Elements and Periodicity in PropertiesJEE Main

Pauling's equation for determining the electronegativity of an element, is electronegativity values of elements and , and represents polarity of bond [J & K CET 2006]

Answer: (A)

Solution

Pauling's electronegativity scale is derived from the "excess bond energy" of a heteronuclear bond compared to the geometric mean of the homonuclear bond energies, giving the relation , where

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Question ID VK-133140