Question

# Heat evolved in the reaction is 182kJ Bond energies H-H and Cl-Cl are 430 and 242kJ/mole.respectively Thus H-Cl- bond energy is

- 763 kJ/mole
- 427 kJ/mole
- 336 kJ/mole
- 154 kJ/mole

## The correct answer is: 427 kJ/mole

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