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Why do the noble gases have relatively low electron affinities?

User Marcel Zebrowski
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2 Answers

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19 votes

Answer:

Noble gases have a stable outer shell

Step-by-step explanation:

User Qft
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22 votes

Answer:

Because noble gases have a full octet, their ionization energies are actually quite high. Electron affinity is the amount of energy released when an electron is added to a neutral atom. Because noble gases have stable electron configurations, they have very low electron affinities.

Step-by-step explanation:

User Yu Wei Liu
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