WorksheetsPeriodic Table Review
Total questions: 14
Worksheet time: 7mins
All matter is made of tiny particles called
Atoms
Matter
Hydrogen
Particles
The atomic number of Oxygen is
15.999
8
The atomic number for Iron is 26, what is the atomic symbol
I
Fe
Ir
F
This is a Bohr model for what element?
Hydrogen
Lithium
Helium
Hexagon
Electrons have a ________ charge.
Neutral
Positive
Negative
Full
Protons have a _________ charge.
Neutral
Positive
Negative
Nothing
The atomic mass of Calcium is?
20
Na
40.078
44.078
How do you find out the number of neutrons in an atom?
Atomic Mass - Atomic Number
Atomic Mass - Atomic Mass
Atomic Number - Atomic Mass
Protons - Electrons
How many elements on the periodic table?
118
20
103
44
A Period on the periodic table is also known as a _______
group
column
row
A group on the periodic table is also known as a ___________.
Column
Row
Line
Box
A lewis dot diagram shows
Protons
Electrons
Valence Electrons (how many in the outer shell)
Valence Protons
How many valence electrons does Calcium have?
2
1
3
4
How many valence electrons does Oxygen have?
6
5
4
3
