Chemistry Cation-Anion Combination: Mg2+ & O2- = MgO

[rachelmaddiee]

Homework Statement

I need help with a question

Relevant Equations

N/A

Magnesium cations (Mg2+)
Oxide anions (O 2-)
A magnesium ion has a 2+ charge and the oxygen atom has a 2- charge. The formula for the ionic compound is MgO.
Would this be correct? Here is my work**

 

[BvU]

Homework Statement:: I need help with a question
Homework Equations:: N/A

Here is my work**

Doesn't show up !

 

[rachelmaddiee]

Magnesium cations (Mg2+)
Oxide anions (O 2-)
A magnesium ion has a 2+ charge and the oxygen atom has a 2- charge. The formula for the ionic compound is MgO.

 

[Borek]

A magnesium ion has a 2+ charge and the oxygen atom has a 2- charge. The formula for the ionic compound is MgO.

Yes, that's correct.