breaun24 breaun24

22-09-2016
Chemistry

contestada

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

Respuesta :

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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