Naming Binary Ionic Compounds With Roman Numerals

What is a multivalent metal?

• They are metals whose charges vary and are represented by roman numerals when naming them.

• They are metals who have only one type of charge and don’t need Roman numerals when naming them.

• Elements that are not defined as metals or nonmetals.

• A metal with no charge.

The name of FeCl₂ is

• iron chloride

• iron (II) chloride

• iron (I) chloride

• iron dichloride

Name the Compound:
SnO₂

• tin(II) oxide
• tin(IV)oxide
• tin(II)oxegen 
• tin oxide

Tags

NGSS.HS-PS1-2

Fe₂O₃

• iron oxide
• iron oxygen
• iron II oxide
• iron III oxide

The name for CrN:

• Chromium nitride
• Chromium (I) nitride
• Chromium (III) nitride
• Chromium nitride (III)

CuCl₂

• copper(II) chlorine

• copper(II) chloride

• copper chloride

• copper dichloride

The oxidation number for Fe in Fe₂O₃:

• +2
• +3
• +1
• -2

The oxidation number for copper in Cu₂S:

• +1
• +2
• -1
• -2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Lead II 

• Ld ⁺²
• Pb ⁺²
• Pd ⁺²
• Ld ⁺²

Tags

NGSS.HS-PS1-1

In the compound TiO₂, titanium has a charge of

• 4⁺
• 2⁺
• 2^-
• 4^-