Transition Metals Can Be Distinguished from Main-Group Metals by the Fact

Multiple Choice

Transition metals can be distinguished from main-group metals by the fact that

A) main-group metals have only +1 or +2 oxidation states.
B) transition metals have higher relative atomic weights than main-group metals.
C) transition metals have a greater tendency to form colored compounds than main-group metals.
D) main-group metals have higher relative atomic weights than transition metals.
E) only the main-group metals can form complex ions.