if an element has 2 fewer protons than boron, what is its electron configuration?

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22-09-2016
Chemistry

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if an element has 2 fewer protons than boron, what is its electron configuration?

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Beth1309 Beth1309 · Answer 1 · 2016-09-22T19:35:30+02:00

Beth1309 Beth1309

22-09-2016

So boron has an electronic configuration of 1S2 2S2 2P1 and the element with an atomic number of 3 is Lithium which has an electronic configuration of 1S2 2S1.

So the answer is 1S2 2S1.

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