Honors Chemistry Unit 1 Classification of Matter

Question 1

Which of the following is not a Noble gas?

Accepted Answer

Nitrogen

Question 2

Which of these is an example of a homogeneous mixture?

Accepted Answer

gatorade

Question 3

When different atoms combine in whole number ratios _______ are formed.

Accepted Answer

compounds

Question 4

Stainless steel is an example of ________?

Accepted Answer

Homogeneous mixture

Question 5

Element symbols are based upon:

Accepted Answer

all of the above

Question 6

Table salt is an example of?

Accepted Answer

A compound

Question 7

The explosion of fireworks is a ________.

Accepted Answer

chemical change

Question 8

Sea water is an example of?

Accepted Answer

A homogenous mixture

Question 9

Which substance could be considered organic?

Accepted Answer

Caffeine, C8H10N4O2

Question 10

Carbon changing from graphite into a diamond is a ______.

Accepted Answer

physical change

Question 11

Which of the following is an example of an element?

Accepted Answer

A and B

Question 12

Most materials we use and encounter daily are ________.

Accepted Answer

Mixtures

Question 13

Granite rock is an example of?

Accepted Answer

A heterogeneous mixture

Question 14

Which of these is not a homogeneous mixture?

Accepted Answer

oil and vinegar salad dressing

Question 15

The following image is an example of?

Accepted Answer

An element

Question 16

Which of the following is not evidence of a chemical reaction?

Accepted Answer

melting

Question 17

What is the difference between an element and a compound?

Accepted Answer

Compounds are made of more than one type of atom.

Question 18

Identify the drawing as an element, compound, or mixture.

Accepted Answer

Element

Question 19

Which of the following is a pure substance?

Accepted Answer

steam

Question 20

Chemistry is a natural science that deals with the study of

Accepted Answer

the composition, structure, properties, and changes of matter

Question 21

Sublimation of dry ice into carbon dioxide vapor is a ________.

Accepted Answer

physical change

Question 22

Identify the drawing as an element, compound, or mixture.

Accepted Answer

mixture

Question 23

The following image is an example of?

Accepted Answer

A heterogeneous mixture

Question 24

A biochemist might be found working on:

Accepted Answer

identifying the genes that control insulin production

Question 25

What is the branch of chemistry consisting of elements containing Carbon?

Accepted Answer

Organic Chemistry

Question 26

Any material consisting of only one type of atom is classified as what?

Accepted Answer

An element

Question 27

A technique that uses a porous barrier to separate a solid from a liquid.

Accepted Answer

Filtration

Question 28

Which of the following is an example of a compound?

Accepted Answer

C

Question 29

Which classification(s) of matter is(are) pure substances?

Accepted Answer

Elements and compounds

Question 30

Mixing an acid and a base, such as hydrochloric acid (HCl) and sodium hydroxide (NaOH) is a ______.

Accepted Answer

chemical change

Question 31

In a _______ mixture, the material has the same composition throughout.

Accepted Answer

homogenous

Question 32

Identify the drawing as an element, compound, or mixture.

Accepted Answer

mixture

Question 33

Which of the following is not a description of a non-metal?

Accepted Answer

ductile

Question 34

In a _______ mixture, each substance can be easily distinguished.

Accepted Answer

heterogeneous

Question 35

A material made of combined substances that each retain their own properties is called?

Accepted Answer

A mixture

Question 36

_______ can be separated by physical means.

Accepted Answer

A mixture

Question 37

Air is an example of?

Accepted Answer

A homogenous mixture

Question 38

Mixing baking soda and vinegar to produce carbon dioxide gas is a _____.

Accepted Answer

chemical change

Honors Chemistry Unit 1 Classification of Matter

Questions 38

Honors Chemistry Unit 1 Classification of Matter

Questions 38