WorksheetsPeriodic Table Unit Test — 8th Grade Physical Science
Total questions: 27
Worksheet time: 14mins
Name
Class
Date
1.
1. Who developed one of the first versions of the periodic table in 1869?
a)
Bohr
b)
Rutherford
c)
Mendeleev
d)
Curie
2.
2. Mendeleev arranged elements by increasing ____.
a)
Atomic number
b)
Atomic mass
c)
Density
d)
Reactivity
3.
3. The modern periodic table is arranged by increasing ____.
a)
Atomic mass
b)
Atomic number
c)
Melting point
d)
Weight
4.
4. The atomic number tells you the number of ____.
a)
Neutrons
b)
Protons
c)
Electrons in the outer shell
d)
Energy levels
5.
5. Each row on the periodic table is called a ____.
a)
Group
b)
Family
c)
Period
d)
Column
6.
6. Each column on the periodic table is called a ____.
a)
Group
b)
Row
c)
Period
d)
Line
7.
7. Elements in the same group have similar ____.
a)
Colors
b)
Properties
c)
Masses
d)
Shapes
8.
9. Metals are good conductors of ____.
a)
Sound
b)
Light
c)
Heat and electricity
d)
Water
9.
10. Nonmetals are generally ____.
a)
Shiny and malleable
b)
Dull and brittle
c)
Conductive
d)
Metallic
10.
11. Which of these is not a property of metals?
a)
Malleable
b)
Ductile
c)
Dull
d)
Conductive
11.
12. Metalloids are located ____.
a)
On the far left side
b)
Along the staircase line
c)
In the center
d)
In group 18
12.
13. Which element family is known as the most reactive metals?
a)
Noble gases
b)
Halogens
c)
Alkali metals
d)
Transition metals
13.
14. The Noble Gases are found in ____.
a)
Group 1
b)
Group 17
c)
Group 18
d)
Period 7
14.
15. The Halogens are located in group ____.
a)
17
b)
1
c)
2
d)
10
15.
16. Which element is a metalloid?
a)
Boron
b)
Sodium
c)
Oxygen
d)
Neon
16.
17. The property of being able to be hammered into thin sheets is called ____.
a)
Conductivity
b)
Brittleness
c)
Ductility
d)
Malleability
17.
18. Which statement about Hydrogen is true?
a)
It is a metal
b)
It acts like a metal but is a nonmetal
c)
It is a metalloid
d)
It is found in Group 18
18.
19. A pure substance made of only one kind of atom is called an ________.
a)
a) element
b)
b) compound
c)
c) mixture
d)
d) molecule
19.
20. The repeating pattern of properties across the periodic table is called ________.
a)
a) periodic law
b)
b) atomic theory
c)
c) chemical bonding
d)
d) reactivity
20.
21. The shiny appearance of metals is called ________.
a)
a) density
b)
b) luster
c)
c) conductivity
d)
d) malleability
21.
22. Mercury is unique because it is the only metal that is a ________ at room temperature.
a)
a) solid
b)
b) gas
c)
c) liquid
d)
d) plasma
22.
23. The staircase divides the ________ from the ________.
a)
a) metals; nonmetals
b)
b) solids; liquids
c)
c) gases; liquids
d)
d) elements; compounds
23.
25. What is the purplish pink color area?
a)
metals
b)
nonmetals
c)
metaloids
24.
26. What is the white area ?
a)
metals
b)
nonmetals
c)
metaloids
25.
27. What is the atomic mass?
a)
9
b)
F
c)
Fluorine
d)
18.998
26.
28. What is the atomic number?
a)
9
b)
F
c)
Fluorine
d)
18.998
27.
BONUS: Why did Mendeleev leave blanks in his periodic table?
I will grade these after you receive your grade. So your grade may be 2 points higher if you get this correct.
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