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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Give reason. Fluorine has less electron affinity than chlorine.

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प्रश्न

Give reason.

Fluorine has less electron affinity than chlorine.

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उत्तर

The less electron affinity of fluorine is due to its smaller size. Adding an electron to the 2p orbital in fluorine leads to a greater repulsion than adding an electron to the larger 3p orbital of chlorine.
Hence, fluorine has less electron affinity than chlorine.

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Periodic Trends in Elemental Properties
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पाठ 7: Modern Periodic Table - Exercises [पृष्ठ १०९]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 7 Modern Periodic Table
Exercises | Q 5. (J)(c) | पृष्ठ १०९
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