Chemistry Unit 1 Exam Review

Matter, Mixtures, Metals… and everything in between

D

When your car burns fuel, matter isA. Created

B. Destroyed

C. Consumed

D. Conserved

C

When a car burns fuel, energy isA. Created

B. Destroyed

C. Transferred

D. Consumed

P

Physical or Chemical Change?A. Making jello

C

Physical or Chemical Change?A. Burning a log

P

Physical or Chemical Change?A. Getting a tattoo

C

Physical or Chemical Change?A. Batteries being used

P

Physical or Chemical Change?A. Boiling water

C

Physical or Chemical Change?A. Nuclear explosion

P

Physical or Chemical Change?A. Sweating to the oldies

?

Physical or Chemical Change?A. Firing a ceramic plate

P

Physical or Chemical Property?A. Melting point

P

Physical or Chemical Property?A. Color

P

Physical or Chemical Property?A. Malleability

P

Physical or Chemical Property?A. Viscosity

C

Physical or Chemical Property?A. Flammability

C

Physical or Chemical Property?A. Corrosive

C

Physical or Chemical Property?A. pH

Solid

State of matterA. Definite volume, definite shape

gas

State of matterA. Atoms are farthest apart

Solid

State of matterA. Atoms cannot move, only vibrate

S and V

State of matterA. Definite volume

L and G

State of matterA. fluidity

L and G

State of matterA. Compressible

G

State of matterA. Most affected by temperature

plasma

State of matterA. Unearthly state

Na

Chemical symbol for A. sodium

Ca

Chemical symbol forA. Calcium

NH3

Chemical symbol forA. Ammonia

Compound

NH3 – Element or Compound?

C

The properties of an atom of Sulfur compared to the properties of a different atom of Sulfur are

A. Dependent on temperature

B. Dependent on it’s state of matter

C. Identical

D. Nearly the same

B

In the teacher demo – Fe reacted with A. CS2

B. HCl

C. Sulfur

D. Iron Sulfide

A

When Fe and S were added to CS2, the SA. Dissolved

B. Floated due to it’s lower density

C. Reacted creating bubbles

D. Sunk and turned grey

True

The properties of a mixture of Fe and S is the same as the properties of Fe and S seperately.

A. True

B. False

B

A compound can only be broken down withA. Physical means

B. Chemical means

C. No means – impossible

A

A mixture can only be broken down withA. Physical means

B. Chemical means

C. No means – impossible

C

An element can only be broken down withA. Physical means

B. Chemical means

C. No means – “impossible”

D

Which of the following is NOT evidence for a chemical reaction?

A. Odor

B. Bubbling

C. Gas production

D. Condensation

A

Which of the following is NOT evidence for a chemical reaction?

A. Evaporation

B. Color change

C. Precipitate

D. Heat change

B

Which of the following is NOT evidence for a chemical reaction?

A. Sound

B. Dissolvation

C. Light

D. New physical properties

Temp, [ ], Catalyst, Nature of Reactant What affects rate of reaction?