Two elements A & B are such that B.E. of A-A, B-B & A-B are respectively 81 Kcal/mole, 64 Kcal/mole, 76 Kcal/mole & if electronegativity of B is 2.4 then the electronegativity of A may be approximately, if x_B > x_A

(a) 2.81 (b) 1.8 (c) 1.99 (d) 3.0

EXPLAIN REASON OF YOUR ANSWER.

ankit agrawal , 14 Years ago

Grade 11