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WorksheetsPeriodic Table Review
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
What are the 3 particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
2.
The atomic number tells us the number of ____________?
a)
Neutrons
b)
Protons
c)
Electrons
3.
If an element is in group number 15 you know it has _____ valence electrons.
a)
1
b)
2
c)
5
d)
15
4.
what does the 6 represent?
a)
Atomic mass
b)
atomic number
c)
chemical symbol
d)
element name
5.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
None of these
6.
Found in the nucleus of the atom
a)
electrons only
b)
protons only
c)
neutrons and protons
d)
neutrons and electrons
7.
True or False? Neutrons have a negative charge
a)
True
b)
False
8.
How Many Valence Electrons are in the element above?
a)
1
b)
3
c)
5
d)
7
9.
Which of the following statement is true?
a)
Group 18 - 18 Valence Electrons
b)
Group 15 - 1 Valence Electrons
c)
Group 13 - 3 Valence Electrons
d)
Group 11 - 8 Valence Electrons
10.
The number at the bottom of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
chemical symbol
d)
element name
11.
The following element key shows how many protons?
a)
16
b)
15.999
c)
Oxygen
d)
8
12.
How do you find the neutrons?
a)
Atomic mass - atomic number
b)
Atomic number- Atomic Mass
c)
Atomic number
13.
What is atomic number of this element?
a)
35
b)
35.45
c)
17
d)
Cl
14.
The positive particles of an atom are ___________.
a)
electrons
b)
protons
c)
neutrons
15.
The center of an atom where its neutrons and protons are is called the _____________.
a)
nucleus
b)
electron cloud
c)
center
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