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Explain the difference in the first ionisation energies of chlorine and bromine.

User Roomaroo
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2 Answers

17 votes
17 votes

Answer:

As Br is smaller than Cl; therefore, Br- have a smaller ionization energy than Cl-. In short, since the outermost electron in bromine is farther from the nucleus than the outermost electron in chloride, it takes less energy to remove the outermost electron in bromide.

User Swingdoctor
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30 votes
30 votes

Answer:

yes that is very close configuration between each other

User SpeedBirdNine
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