WorksheetsPeriodic Table Review
Total questions: 23
Worksheet time: 12mins
Where are the metals located on the periodic table?
right of the zig zag and Hydrogen
left of the zig zag, except for Hydrogen
on the zig zag, except for Aluminum and Polonium
in groups 3 - 12 only
Where are the nonmetals located on the periodic table?
right of the zig zag and Hydrogen
left of the zig zag, except for Hydrogen
on the zig zag, except for Aluminum and Polonium
only in groups 3-12
Where are the metalloids located on the periodic table?
right of the zig zag and Hydrogen
left of the zig zag, except for Hydrogen
on the zig zag, except for Aluminum and Polonium
only in groups 3 - 12
Where are the transition metals located on the periodic table?
right of the zig zag and Hydrogen
left of the zig zag, except for Hydrogen
on the zig zag, except for Aluminum and Polonium
only in groups 3 - 12
Are groups 1 and 2 considered metals?
yes, except for Hydrogen
no, only groups 3 - 12 are metals
Columns on the Periodic Table are called ___.
groups
periods
Rows on the Periodic Table are called ___.
groups
periods
Elements in the same period have what in common?
same reactivity
same number of energy levels/electron shells
same number of valence electrons
all of the above
Use your periodic table. Which 2 elements are in the same period?
H and He
Na and C
He and Ne
Be and Mg
Elements in the same group have what in common?
same reactivity
same number of valence electrons
similar properties
same number of electron shells/energy levels
Answers 1, 2, and 3 only
Which 2 elements are in the same group? Use a periodic table.
H and He
F and Ne
B and C
Ne and Ar
Which elements have the same number of valence electrons? Use a periodic table.
B and C
Li and Mg
F and Cl
B and Si
Which is the most reactive group of metals because they only have 1 valence electron and need 7 more to be stable?
Group 17
Group 18
Group 1
Group 2
Which group is the most reactive group of nonmetals because they already have 7 valence electrons and only need 1 more to be stable?
Group 1
Group 2
Group 18
Group 17
Which group has a full outer shell and therefore stable and will NOT ever react?
Group 1
Group 2
Group 17
Group 18
Use your periodic table. Chlorine has an atomic number of 17. How many neutrons does it contain? (Hint: what do you do with the atomic # and atomic mass?)
2
8
17
18
Elements that have a shiny luster, are malleable, ductile, and good conductors of heat and electricity are known as ___.
nonmetals
metals
metalloids
super metals
What group does this element belong in?
Group 3
Group 5
Group 15
cannot be determined without knowing the number of protons
Which best describes this atom?
highly reactive metal
highly reactive nonmetal
stable element
metalloid
Use your periodic table. Find Oxygen (O). How many more valence electrons does Oxygen need to be stable? (This is a tough question - ask if you need help.)
1
2
4
6
An atom is found to have 7 valence electrons. It does not conduct electricity. Which of these elements could it be?
Nitrogen (S)
Sulfur (S)
Iodine (I)
Lithium (Li)
Which of these statements about reactivity is true?
The more valence electrons an atom has, the more reactive it is.
The protons determine an element's reactivity.
The fewer the number of neutrons, the more reactive the element.
The number of valence electrons determines an element's reactivity.
How many valence electrons does Calcium (Ca - atomic # 20) have?
2
20
10
4
