Which element has 7 valence electrons? (2 points) nitrogen (n) neon (ne) lithium (li) chlorine (cl)

Which other elements contain the same number of outer electrons as sodium

Connect the whole numbers on the periodic table to indicate what they represent?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.