electrons in the outer layer
valence electrons are the
most contact with other atoms
valence electrons have the
makes atoms stable
an octect in the outer shell
lost gained or shared
electrons are ___ ____ _____ to form and octect
metals react with nonmetals
ionic compounds results when
lose, number of valence electrons
metals ____ electrons to match the __________ of their nearest noble gas
positive less than the number of protons
_____ ions form when the number of electrons are
group 1A 2A and 3A are _____-
number of valence electrons in aluminum is
change in electrons for octect is
ionic charge of aluminum is
ionic charge for 12 p+ and 10 e- is
ionic charge for 50 p+ and 46 e-
ionic charge for 15 p+ and 18 e-
it does not have enough electrons on a level so it has to get more protons
why does Ca form a Ca2+ ion
it has to much electrons on a level so it has to have more electrons
why does O form O2- ion
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