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Electronic configuration of some elem...

Electronic configuration of some element of given in column I and their electron gain enthalpies are given in column II. Match the electronic configuration with electron gain enthalpy.
`{:(,,"Column I",,"Column II"),((i),,1s^(2)2s^(2)2p^(6),,(A)-53),((ii),,1s^(2)2s^(2)2p^(6)3s^(1),,(B )-328),((iii),,1s^(2)2s^(2)2p^(5),,(C )-141),((iv),,1s^(2) 2s^(2) 2p^(4),,(D) +48):}`

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To solve the problem of matching the electronic configurations with their corresponding electron gain enthalpies, we need to analyze the configurations given in Column I and understand the concept of electron gain enthalpy. ### Step-by-Step Solution: 1. **Understanding Electron Gain Enthalpy**: - Electron gain enthalpy is the energy change that occurs when an electron is added to a neutral atom in the gas phase. A negative value indicates that energy is released (exothermic process), while a positive value indicates that energy is required (endothermic process). 2. **Analyzing the Electronic Configurations**: ...
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