What is the name of the binary compound that has the formula cao?
a. calcium oxide
b. calcium oxalate
c. calcium peroxide
d. calcium peroxalate

♥  calcium oxide is the name of the binary compound that has the formula CaO
Final A

CaO is the formula of the compound, now, we need to find the name.

To find the name is very simple.

Ca is what element? It is calcium. 
O is what element? It is oxygen, but in compound form, it is oxide.

 calcium oxide. 

Carbon based or cells?

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