Naming Simple Compounds Type 2

Question 1

Which cations change valencies?

Answer 1

Iron (III, II)
copper (II, I)
cobalt (III,II)
tin (IV,II)
lead (IV,I)
mercury (II,I)
silver
zinc
cadmium
Manganese (II, III,IV,V,VI, VII)
Chromium (I,II,III,IV,V,VI)
Scandium (II,III)

Question 2

what are type 2 componds?

Answer 2

compounds where the cation changes valencie : transitionnal metals
metal-non metal where metal is a transitionnal metal

Question 3

how to name them?

Answer 3

• write name of metal
• charge with roman numbers in braquets, charges must be balances
• name of non metal with ide at the end
• Iron (III) chloride