# Bonds and Mixing Question

**View this question.**

Add this question to a group or test by clicking the appropriate button below.

- [math]Fe_4O[/math]
- [math]Fe_2O[/math]
- [math]FeO_2[/math]
- [math]Fe_2O_4[/math]

This question is public and is used in
**122** tests or worksheets.

Type: *Multiple-Choice*

Category: *Bonds and Mixing*

Level: *Grade 10*

Tags: *
forming
ionic
bonds
*

Author: *ksalas*

Last Modified: *16 days ago*

View all questions by ksalas.

**View this question.**

Add this question to a group or test by clicking the appropriate button below.

When Fe (IV) ions and oxygen form an ionic bond, what is the chemical formula of the compound?

- [math]Fe_4O[/math]
- [math]Fe_2O[/math]
- [math]FeO_2[/math]
- [math]Fe_2O_4[/math]

You need to have at least 5 reputation to vote a question down.
Learn How To Earn Badges.