Intro to Chemistry

Question 1

When you put tin foil in an acid and it begins to fizz, this is an example of a ______________.

Accepted Answer

Chemical Change

Question 2

If a liquid goes from a solid to a liquid it ______________ must increase.

Accepted Answer

Temperature

Question 3

All matter is composed of...

Accepted Answer

Atoms

Question 4

Protons are... (Select the best answer)

Accepted Answer

Positively charged and found in the nucleous

Question 5

The number of protons is equal to...

Accepted Answer

The atomic number

Question 6

The universal solvent is...

Accepted Answer

Water

Question 7

A Gas has...

Accepted Answer

All of the above

Question 8

If something changes color there is a good chance a _________________ occured

Accepted Answer

Chemical Change

Question 9

Taking metal and turning it into a wire is...

Accepted Answer

Ductility

Question 10

The parts of an atom are...

Accepted Answer

Protons, Neutrons, Electrons

Question 11

Isotopes have the same number of Protons but different

Accepted Answer

neutrons

Question 12

What are the states of matter

Accepted Answer

All of the above

Question 13

All particles are constantly moving.

Accepted Answer

True

Question 14

Making bread is an example of a ____________________.

Accepted Answer

Chemical Change

Question 15

Solvent...

Accepted Answer

The substance that does the dissolving

Question 16

Electrons are always...

Accepted Answer

Negatively Charged

Question 17

A liquid...

Accepted Answer

Has a definite volume

Question 18

If a sodium dissolves in water, this is an example of a _______________________.

Accepted Answer

Physical Change

Question 19

The substance that is dissolved is the

Accepted Answer

Solute

Question 20

The gases on the periodic table are on the left side of the table

Accepted Answer

False

Question 21

A substance that changes into a new substance

Accepted Answer

Chemical Change

Question 22

Chemistry is....

Accepted Answer

The study of how matter interacts with other matter

Question 23

To find the atomic mass you need to

Accepted Answer

Add the protons to the neutrons

Question 24

Electrons determine how elements interact with other elements.

Accepted Answer

True

Question 25

Crushing a can is a form of a...

Accepted Answer

Physical Change

Question 26

The production of light means that a ___________________ occured

Accepted Answer

Chemical Change

Question 27

Solubility is...

Accepted Answer

How well a substance dissolves

Question 28

How much space an object takes up is its...

Accepted Answer

Volume

Question 29

A car crashed into a barrier and the front end is crushed.

Accepted Answer

Physical Change

Question 30

A solute and a solvent combined is a

Accepted Answer

solution

Intro to Chemistry

Questions 30

Intro to Chemistry

Questions 30