Naming Ionic Compounds

What group number(s) are considered the transition metals ? 

• Group 1

• Group 2

• Group 3-12

• Group 12-13

The net charge of an ionic compound has to be...

• +1

• 0

• -1

• 10

what is the roman numeral for 2? 

• I

• II

• III

• IV

what is the roman numeral use to represent ? 

• the number of atoms of Br in the compound 

• the charge of  the Br anion  

• the charge of the Cr cation  

• the number of atoms of Cr in the compound 

What does the charge of S have to be ? 

• +2

• -2

• +1

• -1

What charge of Au should be used in this compound 

• +1

• +3

What roman numeral should be used ? 

• I

• II

• III

• IV

what is the name of this compound? 

• Cobalt (II) nitride

• Cobalt (III) nitride

• Cobalt nitride

• Cobalt (I) nitride

How many different cations can Zn have ? 

• 4

• 3

• 2

• 1

Why do we NOT need a roman numeral for Zn

• it only has one oxidation state

• it has more than one oxidation state