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Q: Why does this criss cross method give is a valid formula for an ionic compound?
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What is the molecular formula of ammonium sulphate by criss cross method?

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Molecular formula of water using criss cross method?

The chemical formula of water is of course H2O.


Criss cross method?

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What is the answer for magnesium and carbonate using criss cross method?

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What is the criss cross method of potasium?

The oxidation number of potassium is +1.


What is the chemical formula of potassium sulphate in criss-cross method?

Potassium Sulphate (Sulphate's arrow=bold, Potassium's arrow=normal)KSO41 2K2SO4


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Why does potassium carbonate have a 2 after the K?

K2CO3..This is because according to the ''criss-cross'' method that consisted this compound, the charge of each ion will be the subscript of the other ion in the compound, so... K+ + CO32- ---> K2CO3 See related link


When titanium bonds with oxygen the ionic compound that forms has the chemical formula Ti2O3 and consists of Ti3 ions and O2- ions Explain why the compound has this chemical formula?

Well when oxygen is in ion form, it generally has a 2- charge on it so for ionic you write them and criss-cross charges and then it becomes Ti2O3.


When titanium bonds with oxygen the ionic compound that forms has the chemical formula Ti2O3 and consists of Ti3 ions and O2- ions. Explain why the compound has this chemical formula.?

Well when oxygen is in ion form, it generally has a 2- charge on it so for ionic you write them and criss-cross charges and then it becomes Ti2O3.


What is the chemical formula for Ga and P?

Barium, as a cation,Ba 2+andFluorine, as an anion,F -for the ionic compound,BaF2=======Barium fluoride


What is the duration of Criss Cross Quiz?

The duration of Criss Cross Quiz is 1800.0 seconds.