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Chemistry, 17.12.2020 02:00 kashbaby

The first ionization energy for a neutral atom of chlorine is 1.25 MJ/mol and the first ionization energy for a neutral atom of argon is 1.52 MJ/mol. How would the first ionization energy value for a neutral atom of potassium compare to those values? 1. It would be greater than both because potassium carries a greater nuclear charge than either chlorine or argon. (Can you please also offer an explanation?)
2. It would be greater than both because the size of a potassium atom is smaller than an atom of either chlorine or argon.
3. It would be less than both because there are more electrons in potassium, meaning they repel each other more effectively and less energy is needed to remove one.
4. It would be less than both because a valence electron of potassium is farther from the nucleus than one of either chlorine or argon.

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The first ionization energy for a neutral atom of chlorine is 1.25 MJ/mol and the first ionization e...
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