Which element is graphene made from?

• Carbon

• Copper

• Hydrogen

• Sodium

Which structure is a fullerene?

• A

• B

• C

• D

What type of forces act between the ions in an ionic compound?

• Electrostatic

• Frictional

• Gravitational

• Magnetic

Tags

NGSS.HS-PS1-3

What are TWO properties of ionic compounds?

• Conducts electricity when molten

• High melting point

• Low melting point

• Small molecules

• Weak bonds between particles

Each carbon atoms in graphite is joined to _______ other carbon atoms

• Two

• Three

• Four

What type of bonding holds together the atoms in graphite?

• ionic

• covalent

• metallic

Tags

NGSS.HS-PS1-3

Why is graphite so soft and slippery?

• It is made of layers of atoms

• It is made of small molecules

• It is an ionic compound

Tags

NGSS.HS-PS1-3

Diamond is made from what type of atoms?

• Carbon

• Nitrogen

• Oxygen

• Silicon

The atoms in diamond are joined together by which type of bonds?

• Ionic

• Covalent

• Metallic

Tags

NGSS.HS-PS1-3

In diamond each atom is joined to _______ others

• two

• three

• four