Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?

1. Cl2 > Br2 > F2 > I2

2. Br2 > I2 > F2 > Cl2

3. F2 > Cl2 > Br2 > I2

4. I2 > Br2 > Cl2 > F2

Subtopic:  Covalent Bond |
 56%
Level 3: 35%-60%
NEET - 2016
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