Question
Chemistry Question on p -Block Elements
Bond dissociation energies of HF, HCl,HBr follow the order..
A
HCl > HBr > HF
B
HF > HBr > HCl
C
HF > HCl > HBr
D
HBr > HCl > HF
Answer
HF > HCl > HBr
Explanation
Solution
B.E. are in the order
HF > HCI > HBr
(Smaller the bond length, stronger the bond, more is the B.E.).