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WorksheetsUnit 2 - Mock Test
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
The atomic number of an element with 7 protons and 7 neutrons
a)
Oxygen (O)
b)
Nitrogen (N)
c)
Carbon (C)
d)
Fluorine (F)
2.
The name for the elements in group 18 (far right)
a)
Halogens
b)
Alkali Metals
c)
Noble Gases
d)
Rare Earth Metals
3.
What is the chemical symbol for Potassium?
a)
Po
b)
K
c)
P
d)
Pt
4.
Which of the answer choices about Aluminum (Al) is FALSE?
a)
There are 13 protons
b)
The chemical symbol is Al
c)
There are 13 electrons
d)
The atomic number is 27
5.
The periodic table is arranged by...
a)
increasing atomic number
b)
increasing atomic mass
c)
element name
d)
decreasing atomic mass
6.
The atomic number tells you the number of...
a)
protons and neutrons
b)
protons and electrons
c)
electrons and neutrons
d)
neutrons only
7.
In which PERIOD is Sodium (Na) found?
a)
1
b)
2
c)
3
d)
4
8.
In which GROUP is Boron (B) found?
a)
13
b)
14
c)
15
d)
16
9.
How many NEUTRONS does a Beryllium (Be) atom have?
a)
9
b)
4
c)
13
d)
5
10.
Josh wants to test the effect of adding different amount of coffee grounds to his tomato plants to see if the plants will grow more tomatoes. What is the INDEPENDENT variable?
a)
number of tomatoes grown
b)
amount of coffee grounds added
c)
type of coffee used
d)
type of soil used
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