Atoms, Molecules, & the Periodic Table

Question 1

Polymers are materials made of long, repeating chains of molecules. What is 2 + 2?

Accepted Answer

4

Question 2

Where is the nucleus of an atom?

Accepted Answer

In the middle

Question 3

Magnesium is a pure substance represented by the chemical symbol Mg. What is magnesium?

Accepted Answer

An element

Question 4

A pure substance made entirely from one type of atom that cannot be broken down

Accepted Answer

Element

Question 5

What does this model represent?

Accepted Answer

An extended structure

Question 6

What subatomic particle is the red arrow pointing to?

Accepted Answer

proton

Question 7

What is the neutral (no charge) subatomic particle located in the nucleus of an atom?

Accepted Answer

Neutron

Question 8

Contains many compounds or molecules connected together with repeating subunits or patterns

Accepted Answer

An extended structure

Question 9

What subatomic particle is the red arrow pointing to?

Accepted Answer

electron

Question 10

Which subatomic particle is the smallest?

Accepted Answer

electron

Question 11

What does this model represent?

Accepted Answer

An extended structure

Question 12

Formed when two atoms or more atoms from different elements combine chemically

Accepted Answer

Compound

Question 13

CO2 (carbon dioxide) is formed when 1 carbon atom combines with 2 oxygen atoms. What is CO2?

Accepted Answer

A molecule, A compound

Question 14

What subatomic particle is the red arrow pointing to?

Accepted Answer

neutron

Question 15

What does this model represent? (Select all that apply)

Accepted Answer

A simple molecule, A compound, H2O

Question 16

How many atoms of oxygen (O) are found in one molecule of H2SO4?

Accepted Answer

4

Question 17

What is the negatively charged subatomic particle outside of an atom?

Accepted Answer

Electron

Question 18

One mind, one mission, one vision and that's...

Accepted Answer

kids first!

Question 19

What are materials made of long, repeating chains of molecules called mers?

Accepted Answer

polymers

Question 20

How can you tell if something is an extended structure?

Accepted Answer

There will be a repeating pattern

Question 21

Formed when two or more atoms of the same or different elements combine chemically

Accepted Answer

Molecule

Question 22

How many atoms of hydrogen (H) are found in one molecule of H2SO4?

Accepted Answer

2

Question 23

True or False: All compounds are molecules but not all molecules are compounds.

Accepted Answer

True

Question 24

Is the molecule below an extended structure?

Accepted Answer

No

Question 25

When three oxygen atoms combine, they form ozone, or O3, which is represented by the model below. What is O3?

Accepted Answer

a molecule

Question 26

What is the positively charged subatomic particle in the nucleus of an atom?

Accepted Answer

Proton

Question 27

Is air matter?

Accepted Answer

yes

Question 28

How much respect should we have for all people all of the time?

Accepted Answer

100%

Question 29

How many atoms of sulfur (S) are found in one molecule of H2SO4?

Accepted Answer

1

Question 30

Is the molecule below an extended structure?

Accepted Answer

Yes

Atoms, Molecules, & the Periodic Table

Questions 30

Atoms, Molecules, & the Periodic Table

Questions 30