Metals Structure and Bonding

Which of these substances can be drawn into wires?

• A

• B

• C

• D

Identify the substance as metal or other.

Substance J shatters when hit with a hammer.

• Metal

• Other

Identify the substance as metal or other.

Substance M cannot conduct electricity.

• Metal

• Other

Identify the substance as metal or other.

Substance T dissolves in water.

• Metal

• Other

Identify the substance as metal or other.

Substance W can conduct electricity when solid.

• Metal

• Other

Identify the substance as metal or other.

Substance Z is a gas at room tmperature.

• Metal

• Other

Identify the substance as metal or other.

Substance X can be hammered into a flat sheet.

• Metal

• Other

What is a consequence of the metallic bond being strong?

i. Lustre

ii. High melting point

iii. Hard

iv. malleability

• i , ii, iii and iv.

• ii only

• iii only

• ii and iii only.

Predict which of the Period 3 metals would have the strongest metallic bond.

• Na

• Mg

• Al

• They have equal strength.

Predict which of the Period 3 metals would have the highest conductivity.

• Na

• Mg

• Al

• They have equal conductivity.