Worksheet: States of Matter

In this worksheet, we will practice describing the three common states of matter, their physical properties, and the transitions between them.

Q1:

What name is given to the process in which sublimation is reversed?

  • AMelting
  • BCondensation
  • CBoiling
  • DDeposition
  • EDropping

Q2:

Which of the following is not a property of a liquid?

  • ATurns to solid at its freezing point
  • BTurns to gas at its boiling point
  • CMade of particles in random motion
  • DMade of particles that can move over one another
  • EExpands to fill its container

Q3:

What is the name of the temperature at which a liquid turns into a gas?

  • AMelting point
  • BFreezing point
  • CSublimation point
  • DBoiling point
  • ECondensation point

Q4:

What is the name of the theory that explains the basic structure of solids, liquids, and gases?

  • AParticle theory
  • BState theory
  • CObject theory
  • DPhase theory
  • EBall theory

Q5:

Which of the following is not a property of a gas?

  • AMade of particles in random motion
  • BTurns to liquid at its condensation point
  • CExpands to fill its container
  • DMade of particles that are spread out
  • ECannot be compressed

Q6:

Which of the following is not a property of a solid?

  • ATurns to gas at its sublimation point
  • BMade of particles that are very close together
  • CStable shape
  • DTurns to liquid at its melting point
  • EMade of particles that are perfectly still

Q7:

What is the name of the temperature at which a solid turns into a liquid?

  • AMelting point
  • BCondensation point
  • CBoiling point
  • DFreezing point
  • ESublimation point

Q8:

A substance can exist as a solid, liquid, or gas. In which of these states of matter do particles in the substance have the most energy?

  • ALiquid
  • BSolid
  • CGas

Q9:

Which state of matter is illustrated in the diagram?

  • ASolid
  • BLiquid
  • CGas

Q10:

Which state of matter is illustrated in the diagram?

  • ALiquid
  • BSolid
  • CGas

Q11:

The shown table lists the density of oxygen in solid, liquid, and gaseous forms.

Substance O ( ) 2 s O ( ) 2 l O ( ) 2 g
Density (g/cm3) 1.52 1.14 0.00143

To two significant figures, how many times more molecules are present in solid oxygen than in an equal volume of oxygen gas?

Q12:

The element mercury melts at 38.8C and boils at 356.7C. What will the state of matter of mercury be at 420C?

  • ALiquid
  • BSolid
  • CGas

Q13:

Three states of matter are represented by diagrams A, B, and C. What is the change that occurs during freezing?

  • AC to B
  • BB to C
  • CB to A
  • DA to C
  • EA to B

Q14:

Solid iodine sublimes into a purple vapor. Which diagrams show the initial and final states of matter?

  • AA and B
  • BA and C
  • CB and A
  • DB and C
  • EC and A

Q15:

Which of the following describes a chemical change?

  • AA gas is produced.
  • BNo new substances are formed.
  • CNo chemical reaction has taken place.
  • DThe matter has a new composition.
  • EThe mass of chemicals increases.

Q16:

Which of the following statements describes a physical change?

  • AThe mass of chemicals increases.
  • BNo new substances are formed.
  • CNew substances are formed.
  • DA chemical reaction has taken place.
  • EThe matter has a new composition.

Q17:

Three states of matter are represented by diagrams A, B, and C. What is the change that occurs during evaporation?

  • AC to B
  • BB to A
  • CB to C
  • DA to C
  • EA to B

Q18:

The element tin melts at 231.9C and boils at 2,602C. Which state of matter will tin exist in at 260C?

  • ALiquid
  • BSolid
  • CGas

Q19:

The element mercury melts at 38.8C and boils at 356.7C. What will the state of matter of mercury be at 0C?

  • ALiquid
  • BSolid
  • CGas

Q20:

The element mercury melts at 38.8C and boils at 356.7C. What will the state of matter of mercury be at 100C?

  • AGas
  • BLiquid
  • CSolid

Q21:

Three states of matter are represented by diagrams A, B, and C. What is the change that occurs during melting?