Question

define electron gain enthalpy how does it vary along the group and along the period​

Answer 1

Answer:

Electron gain enthalpy becomes more negative along the period. ... Electron gain enthalpy becomes less negative down the group. Reason: This is because size of the atom increases and the added electron will be farther from the nucleus.

Answer 2

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Electron gain enthalpy becomes more negative along the period. ... Electron gain enthalpy becomes less negative down the group. Reason: This is because size of the atom increases and the added electron will be farther from the nucles.

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