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WorksheetsUnit 5: Periodic Table
Total questions: 17
Worksheet time: 10mins
Name
Class
Date
1.
A ___________ is an arrangement of elements in columns
a)
columns
b)
rows
c)
periodic table
d)
electron shell
2.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
3.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
4.
Each row in the periodic table is called a
a)
group
b)
period
c)
cluster
d)
unit
5.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
6.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both electrons and protons in an atom.
7.
The family in the periodic table that contains the most reactive metals is the_______
a)
Alkaline Earth Metals
b)
Transition Metals
c)
Alkali Metals
d)
Other Metals
8.
Which group of the periodic table is composed of inert (not reactive) gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
9.
Particles in an atom's nucleus that are neutral and have no charge are
a)
megatrons.
b)
electrons.
c)
neutrons.
d)
protons.
10.
A negatively charged particle that moves around the nucleus is a(n)
a)
proton
b)
neutron
c)
electron
d)
quark
11.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
12.
Generally, as you move from left to right across the periodic table, elements become
a)
less stable.
b)
more stable.
13.
A(n) _______ electron is _______ the nucleus.
a)
spinning, closest to
b)
valence, attached to
c)
valence, farthest from
d)
negative, inside
14.
What is the oxidation of C in CH4?
a)
-4
b)
-1
c)
+4
d)
+1
15.
In a Lewis structure, what do you do with the total number of valence if your ion is 2- charged?
a)
Add 2 to the valence number
b)
Subtract 2 from the valence number
c)
Multiply the valence number by 2
d)
Divide the valence number by 2
16.
How many electrons do atoms need to be stable?
a)
1
b)
2
c)
6
d)
8
17.
How many electrons does each line indicate are shared?
a)
1
b)
2
c)
3
d)
4
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