Chaptery

A positively charged ion called a cation is formed when an atom gunme electrons.

A calcium atom becomes an ion by losing electrons.

I Oma compounds are poor conductors of electricity in the solid state while they are good conductors of electricity as they become ions in water. They consist of a metal and a nonmetal.

Draw the Lewis dot symbol of the element fluorine $(F).$

Draw the Lewis dot symbol of the water molecule. & Sulfur tetra flusi

$S{O}_4^{2-}C{O}_3^{2-}$

$N^{3-}N{O}_3^{-}$

Iron $($II$)$ nitrate

Magnesium nitride

Aluminum carbonate

Sodium sulfate