Metallic Bonds and Properties of Metals

What are metallic bonds?

• Bonds that hold metal atoms together with a sea of electrons

• Bonds that hold water molecules together

• Bonds that hold plastic molecules together

• Bonds that hold wooden fibers together

What allows metals to conduct electricity and heat?

• Their color

• Their weight

• Free-moving electrons

• Their size

What makes metals shiny?

• Their color

• Their weight

• The sea of electrons

• Their size

What property of metals allows them to be used in making cooking pans?

• Their color

• Their weight

• Conductivity

• Their size

What is the effect of metallic bonds on the flexibility of metals?

• They make metals rigid

• They make metals flexible

• They make metals brittle

• They make metals soft

What is a property of metals that makes them useful in tools and wires?

• Their color

• Their flexibility

• Their weight

• Their size

What property of metals makes them shiny?

• The presence of carbon

• Free-moving electrons reflecting light

• Their ability to rust

• Their high density

Which metal is an alloy of iron and a little bit of carbon?

• Brass

• Bronze

• Steel

• Copper

How do covalent bonds hold molecules together?

• By sharing specific electrons

• By giving or taking electrons

• By free-flowing electrons

• By magnetic attraction

What type of bond holds table salt together?

• Covalent bond

• Ionic bond

• Metallic bond

• Hydrogen bond