Problemas
Record the symbol of the element that has valence electrons that fir that description. 1.) 5 electrons in the 3^rd energy level __ 2.) 2 electrons in the 5^th energy level __ 3.) 3 electrons in the 4^th energy level __ 4.) 2 electrons in the 1^st energy level __ is 5.) 4 electrons in the 6^th energy level __ 6.) 8 electrons in the 2^nd energy level __
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Perlaprofessionell · Tutor durante 6 años
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1.) The element with 5 electrons in the 3rd energy level is Phosphorus (P).<br />2.) The element with 2 electrons in the 5th energy level is Strontium (Sr).<br />3.) The element with 3 electrons in the 4th energy level is Gallium (Ga).<br />4.) The element with 2 electrons in the 1st energy level is Helium (He).<br />5.) The element with 4 electrons in the 6th energy level is Lead (Pb).<br />6.) The element with 8 electrons in the 2nd energy level is Neon (Ne).
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