Final Review IG Chapter 1-2

When a gas forms directly from a solid, skipping the liquid phase. it is called

• deposition
• sublimation
• evaporation
• condensation

The change from a gas to a liquid is called 

• condensation
• evaporation
• sublimation
• deposition

What is it called when the state of matter changes from a liquid to a solid?

• Vaporization
• Freezing
• Condensation
• Melting

A substance's melting point is the same as its

• freezing point.

• condensation point.

• boiling point.

The particles of a gas move ____than the particles of the same substance in the liquid or solid state.

• faster
• slower
• same speed

Diffusion is the movement of molecules from an area of _____ concentration to an ______ concentration

• High, low
• Low, high
• Low, low,
• High, high

From fastest to slowest rate of diffusion, which of the following is in the correct sequence?

• Solids, liquids, gases

• Liquids, gases, solids

• Gases, liquids, solids

• Gases, solids, liquids

An increase in temperature does what to diffusion?

• Speeds it up

• Slows it down

• Nothing

• Stops it all together

At room temperature, most metals are

• liquid
• solid
• gas
• an alloy

Why do metals conduct

• They are shiny
• The electrons are held tightly within the lattice
• The electrons are delocalised and able to move
• The electrons are shared between two metal ions