How Does the Formation of Covalent Bonds Relate to the Octet Rule?
How does the structure of a water molecule demonstrate the octet rule?
How many electrons are in the outermost energy level of an oxygen atom?
Tell me why.
How does the structure of a water molecule demonstrate the octet rule?

The element iron (Fe) has an atomic number of 26. Fill in the electrons using the diagram.
Explain your reasoning.