Giant Covalent Structure

Multiple Choice

Identify the Giant covalent structure.

• A

• B

• C

• D

Multiple Choice

Identify the structure of diamond.

• 1

• 2

• 3

• 4

Multiple Choice

Explain the property of diamond.

It has a very high melting point.

• It contains strong intermolecular forces of attraction.

• It contains strong covalent bonds throughout its structure.

• It can refract light entering it.

• All valence electrons are localised.

Multiple Choice

What main use of diamond is determined by the property of it being one of the hardest known substances.

• Use in drill bits and saw blades.

• Use as an insulator.

• Use in beauty products.

• Use in jewelry.

Multiple Choice

Which of the following explains Graphite's electrical conductivity.

• It has a layered structure.

• Its tetrahedral arrangement.

• Presence of delocalised electrons,

• Its greasy.

Multiple Choice

Which of the following explains Graphite's lubricating properties.

• It has weak forces of attraction between layers.

• Its tetrahedral arrangement.

• Presence of delocalised electrons.

• Strong covalent bonds within the layers.

Multiple Choice

Which use of graphite is determined by graphite's electrical conductivity?

• Lubricant for machinery.

• Writing tool.

• An electrode in electrolysis.

• In machine engines.

Multiple Choice

Identify the following as Giant covalent or other based on the property given.

Very high melting point and does not conduct electricity.

• Giant covalent

• Other

Multiple Choice

Identify the following as Giant covalent or other based on the property given.

High melting point and can conduct electricity when solid.

• Giant covalent

• Other

Multiple Choice

Identify the following as Giant covalent or other based on the property given.

Yellow green gas at room temperature..

• Giant covalent

• Other