Physical properties review

Physical Properties Review 4

Physical Properties 1

Which of the following could be a description of a compound forming?

A. Heat energy added to liquid causes it to evaporate.

B. Two metals are melted together to produce a solution.

C. A clear crystal dissolves in a beaker of water.

D. The interaction of a green gas and a metallic solid produces a white crystal.

Which of the following could be a description of a compound forming?

A. Heat energy added to liquid causes it to evaporate.

B. Two metals are melted together to produce a solution.

C. A clear crystal dissolves in a beaker of water.

D. The interaction of a green gas and a metallic solid produces a white crystal.

In an ionic compound such as table salt (NaCl), how are the ions arranged?A. They are completely random. B. They are in a repeating pattern. C. They are often changing. D. They are completely unbreakable.

Which of the following best describes the interaction between the particles that make up a liquid?A. The particles are loosely connected and can

only vibrate. B. The particles can move independently and

collide frequently. C. They particles can move past each other

and are loosely connectedD. The particles are locked in position and

often collide.

Which of the following best describes the interaction between the particles that make up a liquid?A. The particles are loosely connected and can

only vibrate. B. The particles can move independently and

collide frequently. C. They particles can move past each other

and are loosely connectedD. The particles are locked in position and

often collide.

Which of the following is an example of a chemical reaction?A. The combination of a magnetic metal and a

clear gas makes a non-magnetic solid. B. Two powdered solids are mixed together and

then separated by water and filter paper. C. The fast moving particles of a substance slow

down to form an orderly, repeating pattern. D. A liquid evaporates, leaving behind a chalky

paste.

Which of the following is an example of a chemical reaction?A. The combination of a magnetic metal and a

clear gas makes a non-magnetic solid. B. Two powdered solids are mixed together and

then separated by water and filter paper. C. The fast moving particles of a substance slow

down to form an orderly, repeating pattern. D. A liquid evaporates, leaving behind a chalky

paste.

Which of the following is an example of a chemical change?A. Melting ice cream. B. Boiling a pot of water. C. Cooking an egg. D. Freezing carbon dioxide.

Which substance will float a solid ball with a density of 0.9 g/cm3?

A. Ethyl alcohol only. B. Both ethyl and olive oil. C. Both olive oil and glycerin. D. Glycerin only.

Substance Density g/cm3

Ethyl alcohol 0.81

Olive oil 0.92

Glycerin 1.26

Which substance will float a solid ball with a density of 0.9 g/cm3?

A. Ethyl alcohol only. B. Both ethyl and olive oil. C. Both olive oil and glycerin. D. Glycerin only.

Substance Density g/cm3

Ethyl alcohol 0.81

Olive oil 0.92

Glycerin 1.26

What is the difference between the least and the greatest densities of the solids?

A. 1.5 g/cm3

B. 2.25 g/cm3

C. 3.75 g/cm3

D. 7.5 g/cm3

Soild Mass (g) Volume (cm3)

X 3,087 343

Y 3,840 512

Z 2,430 216

What is the difference between the least and the greatest densities of the solids?

A. 1.5 g/cm3

B. 2.25 g/cm3

C. 3.75 g/cm3

D. 7.5 g/cm3

Soild Mass (g) Volume (cm3)

X 3,087 343

Y 3,840 512

Z 2,430 216

A Family driving from California to Arizona buys a bag of ice, but accidentally leaves it on top of the car. What will have happened to the ice when they arrive in Arizona?

It will have undergone a change in state!

When a substance changes phase from solid to liquid gas, what is happening?A. The average mass of the substance’s

particles from decreasing. B. The temperature of the substance’s

particles is decreasing. C. The air pressure on the substance’s

particles is increasing.D. The average rate of motion of the

substance’s particles is increasing.

When a substance changes phase from solid to liquid gas, what is happening?A. The average mass of the substance’s

particles from decreasing. B. The temperature of the substance’s

particles is decreasing. C. The air pressure on the substance’s

particles is increasing.D. The average rate of motion of the

substance’s particles is increasing.

In certain phase change, the molecules of a substance go directly from moving independently and colliding frequently to being locked in position and vibrating slightly. This phase change involves a change of state fromA. Solid to gas B. Liquid to solidC. Gas to solid D. Gas to liquid

When a substance turns from liquid to solid, which characteristic of the substance usually changes? A. Overall number of electronsB. Overall massC. Overall number of protonsD. Overall volume

An isotope of a certain atom has 18 neutrons. When an atom of this isotope gains 1 electron, it becomes an ion with 8 electrons in it’s outer shell. What is this isotope? A. Argon B. Chlorine C. Potassium D. Oxygen

A ball has a mass of 22.6 g. It displaces 2mL of water. What material is it? A. AluminumB. Iron C. Lead D. Gold

Material Density (g/cm3)

Aluminum 2.7

Iron 7.9

Lead 11.3

Gold 19.3