crystalline solids

Which type of solid has mobile electrons in the crystal (sea of electrons)?

• Ionic Crystal
• Covalent Molecular Crystal
• Metallic Crystal
• Covalent Network Crystal

Tags

NGSS.HS-PS1-3

Which is an example of an ionic crystal?

• Quartz
• NaCl
• Ammonia
• Iron

Tags

NGSS.HS-PS1-3

Which is an example of an covalent molecular crystal?

• Quartz
• NaCl
• Ammonia
• Iron

Tags

NGSS.HS-PS1-3

Which is an example of an metallic crystal?

• Quartz
• NaCl
• Ammonia
• Iron

Which is an example of an covalent network crystal?

• Quartz
• NaCl
• Ammonia
• Iron

Which has a more clearly defined shape?

• Amorphous Solid
• Crystalline Solid

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-6

Which is sometimes described as a supercooled liquid?

• Amorphous Solid
• Crystalline Solid

What property gives metallic solids the ability to conduct electricity well, but not covalent network solids?

• Electrons in metallic solids are strongly bound in place
• Electrons in covalent network solids are freely moving around
• Covalent network solids are not bound to other atoms
• Metallic solids have many electrons that are not bound and can move about the solid

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-6

What type of IMF is present in all substances, regardless of polarity?

• London dispersion forces
• dipole-dipole forces
• ion-dipole forces
• hydrogen bonding

This type of solid forms a regular repeating

three-dimensional structure called a crystal lattice. What type of solid is this?

• amorphous

• crystalline

• glass

• diamond

Tags

NGSS.MS-PS1-1