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प्रश्न
Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?
विकल्प
Br2 > I2 > F2 > Cl2
F2 > Cl2 > Br2 > l2
I2 > Br2 > Cl2 > F2
Cl2 > Br2 > F2 > I2
उत्तर
Cl2 > Br2 > F2 > I2
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