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Atom & Periodic Table Review

Total questions: 39

Worksheet time: 22mins

Name
Class
Date
1.

Electron live in something called __________.

a)

nucleus

b)

orbits

c)

Shells or Energy levels

d)

Valences

2.

How many electrons can go in the first energy level?

a)

2

b)

8

c)

18

d)

32

3.

How many electrons can go in the Second energy level?

a)

2

b)

8

c)

18

d)

32

4.

What is a Lewis Dot Structure?

a)

It shows all of the particles in the atom.

b)

Contains protons and neutrons

c)

Only shows the element symbol and it's outer most electron shell

d)

Contains protons and electrons

5.

What is defined as defined as the number of protons?

a)

Atomic mass

b)

Atomic number

c)

a.m.u

d)

Group

6.

What is the the outermost shell with electrons?

a)

Shells

b)

Isotope

c)

Orbit

d)

Valence

7.

What is a particle with a (–) charge, outside the nucleus?

a)

proton

b)

neutron

c)

quark

d)

electron

8.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
None of these
9.
What element is represented in this Bohr Model? 
a)
Carbon
b)
Hydrogen
c)
Aluminum
d)
Lithium
10.
What's a valence electron?
a)
electrons in the second energy level
b)
electrons in the outermost energy level
c)
the atomic number
d)
electrons in the first level
11.
How many dots would a Lewis Dot structure of Helium have?
a)
1
b)
2
c)
8
d)
0
12.
How many valence electrons are in Phosphorus?
a)
15
b)
4
c)
5
d)
31
13.
The majority of an atom's mass exists where?
a)
In the nucleus
b)
In the electron cloud
c)
In the space between the nucleus and the electrons
d)
In the neutrons
14.
?
a)
Lithium
b)
Boron
c)
Carbon
d)
Neon
15.
?
a)
Helium
b)
Hydrogen
c)
Argon
d)
Silver
16.
How many electrons should Beryllium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
17.
How many electrons should Carbon have around its Lewis dot model?
a)
1
b)
3
c)
4
d)
5
18.
How many electrons should Flourine have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
19.

Who invented the Periodic Table?

a)

Mendeleev

b)

Bohr

c)

Lewis

d)

Democritus

20.

As you move left to right on a row or period what happens?

a)

Atomic number increases by 1

b)

Electrons decrease

c)

Number of shells decrease

d)

Nothing

21.

What happens to the number of shells as you move down a group?

a)

They decrease by 1

b)

They increase by 1

c)

Nothing

22.

All elements in the same row have the same number of shells.

a)

True

b)

False

c)

Sometimes

23.

Elements in the same group or column have the same ...

a)

# of valence electrons

b)

# of shells

c)

# of protons

d)

Mass Number

24.

Rows on the periodic table are called ___________.

a)

Periods

b)

Sentences

c)

Fences

25.

The columns in the periodic table are called ___________.

a)

Towers

b)

Herds

c)

Groups

26.

Elements in the same group have __________

a)

Similar Properties

b)

Same number of shells

c)

Similar Mass

27.
What does the 6 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
28.
What does 12.011 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
29.
What does the C represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
30.

JJ Thomson discovered what subatomic particle

a)

nucleus

b)

neutron

c)

proton

d)

electron

31.

Rutherford discovered what part of the atom

a)

nucleus

b)

neutron

c)

proton

d)

electron

32.

First person to propose the concept of an atom

a)

Rutherford

b)

Democritus

c)

Dalton

d)

Bohr

33.

Who proposed the theory that atoms orbit the nucleus in specific orbits.

a)

Bohr

b)

Democritus

c)

Rutherford

d)

Chadwick

34.

This particle balances the charges from the protons to make the atom neutral

a)

proton

b)

electron

c)

neutron

d)

nucleus

35.

These particles are found in the nucleus

a)

protons and electrons

b)

nucleus and neutrons

c)

protons and neutrons

d)

electrons and neutrons

36.

Which of the following shows the correct order of Atomic Theory Timeline

a)

Rutherford, Bohr, Dalton, Democritus, Thomson

b)

Bohr, Democritus, Thomson, Rutherford, Dalton

c)

Dalton, Thomson, Rutherford, Bohr, Democritus

d)

Democritus, Dalton, Thomson, Rutherford, Bohr

37.

Thomson Experimented with ______

a)

Gold Foil

b)

alpha particles

c)

cathode rays

d)

protons

38.

Rutherford experimented with ____

a)

Gold foil and alpha particles

b)

Cathode rays and alpha particles

c)

electron and alpha particles

d)

gold foil and cathode rays

39.

Which Scientist created this model

a)

Democritus

b)

Chadwick

c)

Bohr

d)

Rutherford

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