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Which element has the highest second ionization energy?.

User Mutsumi
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2 Answers

3 votes

Answer:

Li has the highest IE2 , because to remove the second electron we must break the stable 1s2 noble gas shell.

User Pfitz
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5 votes

Answer:

Li

Step-by-step explanation:

Li has the highest IE2 , because to remove the second electron we must break the stable 1s2 noble gas shell.

User Stephane Bersier
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