More cards in this set

what are elements called when they react to form positive irons?

elements that do not form positive irons?

were are non metals found on the periodic table?

what are elements in group 0 called?

what group is called the alkali metals?

what group is known as the halogens?

what are compounds?

what happens the reactivity of the elements going down the groups?

is group 0 reactive

are group 7 metals