Why Does a Pure Metal NOT Crystallize in a Fluorite

question 53

Multiple Choice

Why does a pure metal NOT crystallize in a fluorite or antifluorite unit cell?

• A)They can and do.
• B)These unit cells require two types of atoms or ions with differing radii.
• C)Pure metals do not crystallize; they are amorphous.
• D)The atoms in pure metals move about in a sea of electrons.
• E)The radius of the metal is too large.