If electronegativity of A is 2.0 and that of B is 3.0, what is the covalent character percentage of the bond A-B?
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a
19.5%
b
80.5%
c
46%
d
54%
answer is B.
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Detailed Solution
Hanny- Smith formula% of ionic character = 16(XA-XB) +3.5(XA-XB)2 = 16(3-2) +3.5(3-2)2 = 16+3.5 = 19.5%Hence % of covalent character = 100 -19.5 =80.5 %