Li and P create...

find the charges on periodic table

The chemical compound for sodium (Na) and phosphate (PO₄^3-) would be:

find charge for sodium on periodic table

copper (Cu²⁺)  and  hydroxide (OH ^1- )

NH₄ ¹⁺  and  C₂O₄ ^2-

This is made of two polyatomics

The formula of calcium (Ca) and phosphate (PO₄^3-) is 

find charge for calcium on periodic table

Polyatomic means _________

What is the formula for lithium (Li) and nitrate (NO₃^1-)

find the charge for lithium on periodic table

What is the formula for calcium (ca) and carbonate (CO₃^2-)?

find the charge for calcium on the periodic table.