ionic bonding and names review

The chemical formula for Iron (III) oxide is?

• Fe₃O₂

• FeO

• Fe₂O₃

• FeO₂

A cation tends to

• gain electron/electrons.

• lose electron/electrons

• gain or lose electron/electrons

• none of the these

Metals form what kind of charge?

• negative

• neutral

• more than one negative charge

• none of these

What is the name for this chemical compound: FeCl₂

• Iron chloride

• Iron (II) chlorine

• Iron (II) chloride

• Iron (III) chloride

If my charge becomes 2+ what does that say about me?

• I am stealing 2 electrons

• I am losing 2 electrons

• I am in period 2

• I have an atomic # of 2

If I gain electrons I become

• Positive because I've added to my atom
• negative because I've added electrons
• same because i'm balanced
• equal because now I have electrons

Tags

NGSS.MS-PS1-1

If I gain electrons I become

• Positive because I've added to my atom
• negative because I've added electrons
• same because i'm balanced
• equal because now I have electrons

When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

How do the following two elements bond together?

Cr³⁺ O^2-

• CrO

• Cr₃O₂

• Cr₂O₃

• CrO₃

When an ionic compound is formed, its charge is 

• negative
• neutral (no charge)
• positive

Tags

NGSS.HS-PS1-1