Write the descending order of electron affinity
values of chalcogens.
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Answer:
descending order of electron affinity
values of chalcogens.=N<O<S<Cl.
Explanation:
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Descending order of electron affinity values of chalcogens :- S > Se > Te > O
Electron affinity of oxygen is less because oxygen has small atomic size.
The added electron experiences greater repulsion on oxygen atom.
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