The potential-energy curve for the H–F bond shows a minimum potential energy of at an…

CHEMISTRY · Single correct · A Level · Chemistry · Bonding · Bonding

Problem

The potential-energy curve for the H–F bond shows a minimum potential energy of

-565\,\text{kJ mol}^{-1}

at an internuclear distance of

92\,\text{pm}

. Approximately what is the bond energy of the H–F bond? (a)

283\,\text{kJ mol}^{-1}

(b)

565\,\text{kJ mol}^{-1}

(c)

1130\,\text{kJ mol}^{-1}

(d)

-565\,\text{kJ mol}^{-1}