Metals and Metallic Bonds

Front

What does malleability mean?

Back

The ability to be hammered into a shape.

Front

Why are alloys important?

Back

Their properties are often superior to the component elements.

Front

What is a possible charge on aluminum?

Back

3+

Front

Which type of bonds exhibit malleability and ductility?

Back

Metallic bonds.

Front

How are valence electrons in metals characterized?

Back

They are shared by all of the atoms.

Front

Define metallic bond.

Back

A bond formed by the attraction between positively charged metal ions and the electrons around them.

Front

What is ductility?

Back

The ability of a material to be stretched into a wire.

Front

What is an example of a common alloy?

Back

Steel, which is an alloy of iron and carbon.

Front

What property allows metals to conduct electricity?

Back

The mobility of their electrons.

Front

What is the difference between a pure metal and an alloy?

Back

A pure metal consists of only one type of atom, while an alloy is a mixture of two or more elements, at least one of which is a metal.