Atomic Theory and Atomic Structure Review

Question 1

What happens to the number of valance electrons in an atom as you go across the Periodic Table?

Accepted Answer

They Increase

Question 2

How many energy levels does Sodium (Na) have?

Accepted Answer

3

Question 3

How many valance electrons does Carbon have?

Accepted Answer

4

Question 4

The symbol for Oxygen is...

Accepted Answer

O

Question 5

What is the atomic number of Magnesium?

Accepted Answer

12

Question 6

The Alpha Particles in Rutherford's Gold Foil Test boucned back indicating that...

Accepted Answer

both A and C

Question 7

Democritus said that .....

Accepted Answer

matter could be reduced to the smalles piece

Question 8

What family number does the elmenet below live in? (look at the PT on the wall)

Accepted Answer

4

Question 9

Who was the first atomic theorist?

Accepted Answer

Democritus

Question 10

What is the maximum number of electrons that exist on all energy levels?

Accepted Answer

8

Question 11

Dalton said that all matter is made of ...

Accepted Answer

atoms

Question 12

The Lewis Structure Diagram represents all of the _______________ in an atom.

Accepted Answer

Valance Electrons

Question 13

Dalton bevlieved that atoms or elements ...

Accepted Answer

could not be broken down smaller

Question 14

Dalton said that different atoms...

Accepted Answer

have different chemical properties

Question 15

The Planetary Model was created by ....

Accepted Answer

Bohr

Question 16

What was the name given to John Dalton's Atomic Model?

Accepted Answer

Billiard Ball

Question 17

Thompson called his model ....

Accepted Answer

Plum Pudding Model

Question 18

The last energy level in a Bohr Diagram is called ....

Accepted Answer

Valance Shell

Question 19

The Alpha Particles in Rutherford's Gold Foil Test passed through indicating that...

Accepted Answer

the atom is made of empty space

Question 20

They number of protons is the same as the atom's ...

Accepted Answer

atomic number

Question 21

Thompson followed Dalton's atomic theory but said that the atom

Accepted Answer

could be broken down

Question 22

Rutherford said that the mass of the atom was a result of the mass of the

Accepted Answer

nucleus

Question 23

"Atomos" means .....

Accepted Answer

"indivisible or uncuttable"

Question 24

How many valance electrons are on the diagram below?

Accepted Answer

6

Question 25

The number of electrons in an atom is the same as the

Accepted Answer

Number of Protons

Question 26

Dalton believed the atom to be ...

Accepted Answer

spherical

Question 27

The picture below is a Borh Model Diagram for the element...

Accepted Answer

Sulfur

Question 28

How many electrons exist on the first energy level?

Accepted Answer

2

Question 29

How many neutrons are in Boron?

Accepted Answer

5

Question 30

The number of neutrons is the results of

Accepted Answer

mass - protons

Question 31

How many dots would there be in a Lewis Diagram for Magnesium?

Accepted Answer

2

Question 32

What happens to the number of valance electrons of elements in the same family?

Accepted Answer

They Stay the Same

Question 33

The blue dots represent .....

Accepted Answer

electrons

Question 34

Who was the first to follow Democritus' idea of atomic theory in the 1800s?

Accepted Answer

Dalton

Question 35

Who discovered the neutron?

Accepted Answer

Chadwick

Question 36

Thompson used cathode ray tubes to discover the ...

Accepted Answer

electron

Question 37

The number of valance electrons is the same as the element's ....

Accepted Answer

family number

Question 38

Rutherford determined that inside the nucleus was the

Accepted Answer

proton

Question 39

Dalton said that all atoms of the same elements ...

Accepted Answer

are identical in properties

Question 40

Rutherford called the solid part of the atom the ...

Accepted Answer

nucleus

Atomic Theory and Atomic Structure Review

Questions 40

Atomic Theory and Atomic Structure Review

Questions 40