The Groups
The Periods
Who discovered which elements
The Elements
Review
100
18 groups
How many groups are in the periodic table
100
7 periods
How many periods on the periodic table?
100
Hydrogeon
Which element is first on the periodic table?
100
Oxygen
Which element do we breathe in?
100
its a arrangement of the chemical elements, sorted by their atomic number, electron configurations, and their chemical properties
What is the periodic table?
200
Vertical columns on the periodic table
What is a group?
200
The horizontal rows on the periodic table
What are periods?
200
He is a Russian chemist who published the first periodic table in 1869
Who is Mendeleev?
200
Solid, Liquid, Gas
What are the different forms of elements?
200
Its the amount of protons found in the nucleus
What is the atomic number?
300
Group 1
Which group is Hydrogen in?
300
Period 1
Which period contains hydrogen?
300
By atomic weight
How did Mendeleev arrange the elements on the periodic table?
300
An element is a pure substance that is made from a single type of atom
What is an element?
300
The mass of an atom of a chemical element
What is the atomic mass?
400
Group 11
Which group on the periodic table contains Gold, Silver, Copper, and Roentgenium?
400
The left side
Where are the numbers placed that are numbering the periods on the periodic table?
400
Phosphorous
Which element was first discovered?
400
Hydrogen
Which element is most common in the universe?
400
118
How many elements are in the periodic table?
500
Alkali Metals
What is group 1 on the periodic table?
500
Lanthanoids
What is group 7 of the periodic table called?
500
Gallium
What was the first element Mendeleev predicted?
500
94
How many elements naturally exist on earth
500
Fluorine and Caesium
Which 2 elements are most reactive in the periodic table?
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