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

electrons.

A calcium atom becomes an ion by losing

electrons.

$1$

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. & Sul fur tetra flusride

Iron $($II$)$ nitrate

Magnesium nitride

Aluminum carbonate

Sodium sulfate