Which of the following processes in the Born-Haber cycle for the formation of from its constituent elements are exothermic?

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Question

Which of the following processes in the Born-Haber cycle for the formation of $NaCl(s)$ from its constituent elements are exothermic?

Prashant Kotian · Accepted Answer

Correct answer: B,D. Sublimation, ionization, and dissociation are endothermic processes requiring energy input. Electron gain by a non-metal and lattice formation are exothermic processes that release energy.

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