Table History
Organization of the Periodic Table
Groups 1-12 of the Periodic Table
Groups 13-18 of the Periodic Table
Potpourri
100
This Russian chemist was first to try and arrange the elements.
Mendeleev
100
What is the name of the letters that represent an element?
Chemical Symbol
100
This group is considered nonreactive with other elements.
Noble Gases
100
This group has the second highest reactivity.
Halogens
100
This noble gas is used in light bulbs to preserve the filament life.
Argon
200
In what order did Mendeleev arrange the elements?
Atomic Mass
200
This is the name of a horizontal row on the periodic table.
Period
200
Which group has the highest reactivity among the periodic table?
Alkali Metals
200
The Carbon group is special because it is the first group to contain all three what?
Categories of elements
200
Why is Hydrogen lined up with Group 1 when it doesn't share any of Group 1's characteristics?
It has 1 electron in its outer shell
300
What was the name of the scientist who made amendments to Mendeleev's work?
Moseley
300
This is the name of a vertical column on the periodic table.
Group or Family
300
True or False: Alkali Metals can be found as elements in nature?
False
300
This group is the most diversely reactive.
Nitrogen Group
300
This is one of the most important factors leading to the specific characteristics of an individual group.
Number of electrons in its outer shell
400
Why was Mendeleev's first arrangement not 100% correct?
Various Isotopes were not taken into account.
400
What can be observed when moving left to right along the periodic table?
Physical and Chemical properties changing from metal to nonmetal
400
The _____ metals are a number of groups that do not have specific names.
Transition
400
Which element from the Oxygen group is the most important to life?
Oxygen
400
All of the elements of the special _____ group are unstable or radioactive.
Actinides
500
What were Mendeleev and Moseley's first names?
Dmitri and Henry
500
What is unique about each group or family of the periodic table?
They have shared characteristics
500
How many electrons are found in the outer shells of elements in Group 2?
Two
500
Halogens share this characteristic with Alkali Metals
They cannot be found in nature as elements.
500
What does the periodic law state?
Repeating chemical and physical properties chance periodically with the atomic number of the elements.
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