A piece of solid tin is submerged in silver nitrate solution. A reaction occurs, producing tin (IV) nitrate solution, and solid silver.

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

im doing test rn im going with 2 but ill give answer if itss wrong,   : )