# What is the formula for iron(II) oxide?

##### 2 Answers

Jul 6, 2018

#### Answer:

FeO

#### Explanation:

Iron II has a positive 2 charge.

s has a negative 2 charge

They combine in 1:1 ratio

The formula is therefore Fe O

Jul 6, 2018

#### Answer:

The formula for iron(II) oxide is

#### Explanation:

The formula for the iron(II) ion is