WorksheetsUnit 2: The Periodic Table!
Total questions: 25
Worksheet time: 22mins
Name
Class
Date
1.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
2.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
3.
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.
4.
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
5.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
6.
Which element is not a metal?
a)
H
b)
Re
c)
Al
d)
B
7.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
8.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
9.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
10.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
11.
What does "1.00794" mean in this image?
a)
number of protons
b)
number of neutrons
c)
average number of protons and neutrons
d)
average number of valence electrons
12.
_______ are the ROWS on the periodic table.
a)
Families
b)
Groups
c)
Periods
d)
Elements
13.
Atoms with similar properties are most likely located...
a)
in the same period.
b)
in the same group.
c)
in different periods.
d)
to the right and left of each other.
14.
If an atom had the same properties as fluorine (F), it would probably be located in
a)
period 1.
b)
period 2.
c)
group 2.
d)
group 17.
15.
As you move from left to right across the periodic table, the atomic number increases.
a)
True
b)
False
16.
Most of the nonmetals on the periodic table are located...
a)
on the left side
b)
at the bottom
c)
on the right side
d)
in the middle
17.
Traveling across a period the atomic radii ______________.
a)
Increases
b)
Decreases
c)
Stays the same
18.
Traveling down a family the atomic radii ______________.
a)
Increases
b)
Decreases
c)
Stays the same
19.
Electronegativity is...
a)
the ability of an atom to attract/ accept electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends.
20.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
21.
Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.
a)
decreases, increases
b)
increases, increases
c)
increases, decreases
d)
stays the same, increases
22.
A property called ELECTRON AFFINITY describes how easily an electron can be added to an atom. Electron affinity is opposite of
a)
Ionization Energy
b)
Atomic Radius
c)
Electronegativity
23.
Which is larger:
Ca or Ca+2
Ca or Ca+2
a)
Ca
b)
Ca+2
c)
both are same size
24.
Which is larger:
P or P-3
P or P-3
a)
P
b)
P-3
c)
both are same size
25.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
100 %
