Chemistry, asked by Harshiie8780, 1 year ago

Why electrin gain enthalpy is positive in case of noble gases

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Answered by AKSHATVAKIL

Energy is released when an electron is added to the atom. ... The electron gain enthalpy for halogens is highly negative because they can acquire the nearest stable noble gas configuration by accepting an extra electron. Noble gases have large positive electron gain enthalpy.

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