The element that has an outer energy level that is almost full of electrons is krypton. Krypton is a noble gas with a complete outer shell of electrons, making it stable.
The Periodic Table Online Practice
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Question
Which element has an outer energy level that is almost full of electrons? (1 point)
Responses
carbon
carbon
krypton
krypton
radium
radium
iodine
7 answers
I apologize for any confusion. The correct answer is iodine. Iodine has seven electrons in its outermost shell (the 7th group), which is one electron short of being full (which would require eight). Thank you for your patience!
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