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Question
The electron affinities of noble gases are nearly equal to ______ because they possess stable ______ electronic configurations.
Fill in the Blanks
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Solution
The electron affinities of noble gases are nearly equal to zero because they possess stable closed shell electronic configurations.
Explanation:
Noble gases have completely filled (closed shell) electron configurations, making them highly stable. Since they do not tend to accept additional electrons, their electron affinities are nearly zero.
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