Affinity for hydrogen decreases in the group from fluorine to iodine. Which of the halogen acids should have highest bond dissociation enthalpy ?

Hydrogen-affinity of halogens decreases down the group form F to I . Which one of the hydrogen halides has the highest bond dissociation enthalpy -

In which of the following C-X bond has highest bond dissociation enthalpy

Which of the halogens has highest value of bond dissociation energy?

Which of the following has the highest bond dissociation enthalpy?

Which bond between two at atoms has the highest bond dissociation enthalpy?

Among the halogens which has highest bond dissociation energy ?

The molecule having highest bond dissociation energy is :

Which of the following atoms should have the highest 1^(st) electron affinity ?