WorksheetsHomework Hero #2 - Periodic Table Test Review
Total questions: 31
Worksheet time: 24mins
You can determine the number of protons in an atom by looking at the elements __________.
Atomic Number
Atomic Mass
Group/Family
Period
The atomic number of an element tells us how many _____ and _____ are in an element.
Protons
Neutrons
Electrons
Atomic Mass
The horizontal row on the periodic table is called a
Group
Family
Period
Column
A vertical column is called...
Group
Family
Period
Row
how many rows are on the table
4
5
6
7
how many groups/families are on the table
15
16
17
18
what is the name of group number 1
halogens
noble gases
alkali
alkaline earth
what is the name of group number 2
transition metals
halogens
metaloids
alkaline earth
what is the big group of metals called found within the metals
transition metals
nonmetals
noble gases
halogens
where are the metaloids found
far left, vertical
stair step/diagonal
far right horizontal
at the bottom
what group number are the halogens
18
1
2
17
what group number are the noble gases
17
18
14
15
what is the small group of elements called that include C,N,O
metals
nonmetals
metaloids
noble gases
What period is Lead (Pb) in?
6
4
Metals
4A
What are valence electrons?
Any of an atom's electrons
Electrons located on the first energy level
Electrons not attached to any atom
electrons located on the outer energy level
What classification is silicon (Si) a part of?
Metal
Nonmetal
Metalloid
Halogens
What Element is in period 4, group 15?
Antimony
Arsenic
Tin
Germanium
How many electrons does Barium (Ba) have?
13
2
71
56
How many neutrons does Bromine (Br) have?
35
80
45
7
What period contains the element Calcium (Ca)?
6
3
4
2
What is group name of the most reactive metals?
Noble gases
Halogens
Alkali metals
Alkaline earth metals
How many valence electrons does a carbon atom have?
8
4
2
6
