Clasifica sustancias en las diferentes funciones como (los Oxidos)​

sodium (na), for example, has one electron in its valence shell. this is an unstable state because that valence shell needs eight electrons to be full. in order to fill its valence shell, find a way to add seven electrons to its valence shell

air

in a tire you fill a tire with air

then a couple days later you check the air pressure in the tire

hope this mark me brainliest