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Periodic Table

Total questions: 33

Worksheet time: 17mins

Name
Class
Date
1.

The atomic number tells you what?

a)

number of electrons

b)

number of protons

c)

number of neutrons

d)

both neutrons and protons in an atom.

2.
Which of the following is a pure substance?
a)
O2
b)
Al2CO5
c)
C6H12O6
d)
SiO2
3.
Which of the following chemical formulas represents a compound? 
a)
C3
b)
O2
c)
CH3CHO
d)
H2
4.
What is water?
a)
element
b)
compound
c)
mixture
5.
When two or more elements chemically combine
a)
element
b)
compound
c)
mixture
d)
solution
6.

what is the name of group number 1

a)

halogens

b)

noble gases

c)

alkali

d)

alkaline earth

7.

what is the name of group number 2

a)

transition metals

b)

halogens

c)

metaloids

d)

alkaline earth

8.

what group number are the halogens

a)

18

b)

1

c)

2

d)

17

9.

what group number are the noble gases

a)

17

b)

18

c)

14

d)

15

10.
Atoms with similar properties are most likely located...
a)
in the same period.
b)
in the same group.
c)
in different periods.
d)
to the right and left of each other.
11.
Each element is unique based on its number of protons, also known as the...
a)
atomic mass
b)
valence number
c)
atomic symbol
d)
atomic number
12.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
13.
A neutron has a charge of
a)
+2
b)
No charge
c)
-1
d)
+1
14.
A proton is....
a)
A negatively charged subatomic particle
b)
A positively charged subatomic particle
c)
A neutrally charged subatomic particle
d)
The only subatomic particle located in the nucleus
15.
What is the formula to solve for the neutron?
a)
Mass + Atomic Number= Neutrons
b)
Mass x Atomic Number = Neutrons
c)
Mass - Atomic Number = Neutrons
d)
Mass + Number of Protons = Neutron
16.
How many neutrons does oxygen have?
a)
16
b)
15.99
c)
8
d)
Doesn't contain any neutrons
17.
How many neutrons does the an element with an atomic number of 3 and a mass of 6.9 contain?
a)
6.9
b)
4
c)
3
d)
7
18.
The parts of a homogeneous mixture are   __________ throughout. 
a)
Same 
b)
Different 
c)
Neutral 
d)
Suspended 
19.
___________ is a combination of substances that can be physically separated. 
a)
Colloid 
b)
Mixture 
c)
Suspension 
d)
Compound 
20.
A substances that dissolves in a liquid 
a)
Solvent
b)
Salt 
c)
Solute 
d)
Sugar 
21.
A pure substance can be either an element or a ______________. 
a)
single substance
b)
hot mess 
c)
Complex 
d)
compound 
22.
Gold is an example of a(n)
a)
Element 
b)
Compound 
c)
Nugget 
23.

Mayonnaise

a)

Homogeneous

b)

Heterogeneous

24.

Italian dressing

a)

Homogeneous

b)

Heterogeneous

25.

The part of a solution that does the dissolving

a)

solute

b)

solvent

c)

solution

d)

solubility

26.

The part of the solution that is being dissolved

a)

solute

b)

solvent

c)

solution

d)

solubility

27.

Sugar and water

a)

Homogeneous

b)

Heterogeneous

28.

Oil and water

a)

Homogeneous

b)

Heterogeneous

29.

JJ Thomson discovered what subatomic particle

a)

nucleus

b)

neutron

c)

proton

d)

electron

30.

Rutherford discovered what part of the atom

a)

nucleus

b)

neutron

c)

proton

d)

electron

31.

First person to propose the concept of an atom

a)

Rutherford

b)

Democritus

c)

Dalton

d)

Bohr

32.

These particles are found in the nucleus

a)

protons and electrons

b)

nucleus and neutrons

c)

protons and neutrons

d)

electrons and neutrons

33.

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

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