WorksheetsAtoms & The Periodic Table Test
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
1. How is the periodic table organized?
a)
Alphabetically by the names of the elements.
b)
By increasing atomic number, which is the number of protons in an atom.
c)
According to the mass of the elements.
d)
Based on the number of electrons in each element.
2.
2. By examining the periodic table, what can you infer about elements in the same group (vertical column)?
a)
They have similar chemical properties.
b)
They have the same atomic mass.
c)
They belong to the same family.
d)
They are isotopes.
3.
List 1 element (spell it correctly).
4 lines
4.
4. "Poor conductors of heat and electricity" is a common physical property of nonmetals on the periodic table.
a)
True
b)
False
5.
5. Magnesium (Mg) is located to the right of sodium (Na) because Mg has
a)
fewer protons.
b)
no neutrons.
c)
no protons.
d)
more protons.
6.
6. What is Mendeleev is known for?
a)
creating today’s atomic model
b)
discovering protons
c)
publishing the first periodic table
d)
discovering Mendelevium
7.
7. The atomic number of an atom is determined by the number of protons it has.
a)
True
b)
False
8.
8. Protons have a _______ charge.
a)
Positive
b)
Negative
c)
Neutral
9.
9. Neutrons have a _______ charge.
a)
Positive
b)
Neutral
c)
Negative
10.
Electrons have a _______ charge.
a)
Positive
b)
Neutral
c)
Negative
11.
11. What is the basic building block of matter?
a)
Molecule
b)
Cell
c)
Atom
d)
Electron
12.
12. Compounds are made up of only one type of element.
a)
True
b)
False
13.
13. According to the image, how many valence electrons does fluorine have?
a)
7
b)
9
c)
1
14.
14. Nitrogen is in what period?
a)
2
b)
15
c)
7
d)
8
15.
15. Helium is in what group?
a)
2
b)
18
c)
8
d)
16
16.
16. In order to find the number of neutrons, you subtract what from the atomic mass?
a)
neutrons
b)
protons
c)
atomic number
d)
bonds
17.
17. Groups go...
a)
From right to left
b)
Up and down
18.
18. Periods go...
a)
From right to left
b)
Up and down
19.
19. An atom has the same number of protons and?
a)
Neutrons
b)
Electrons
c)
Valence electrons
d)
Shells
20.
20. What is the symbol for gold?
a)
ag
b)
Ag
c)
Au
d)
au
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