The potential energy curve for the

Question:

The potential energy curve for the $\mathrm{H}_{2}$ molecule as a function of internuclear distance is :


Correct Option: , 2

Solution:

When two H-atoms come closer then initially due to attraction P.E. is -ve, which decreases more as atoms come closer and after reacting to a minimum value as repulsion starts dominating. So, P.E. increases then.

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