S Block Elements Question 308

Question: Whose bond energy is maximum

[CPMT 1988; MP PMT 1990]

Options:

A) $ F_2 $

B) $ Cl_2 $

C) $ Br_2 $

D) $ I_2 $

Show Answer

Answer:

Correct Answer: B

Solution:

Element - Fluorine Chlorine Bromine Iodine B.E. in kJ mole-1 -158.8 242.6 192.8 151.1