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Development of Periodic Table
Representative Elements
Transition Elements
Periodic Table Layout
Elements
100
The man who published the first periodic table of elements.
Who is Dmitri Mendeleev?
100
Groups 1,2, and 13-18 are part of this classification.
What is representative elements?
100
all the elements in group 3-12 are known as this.
What is transition elements?
100
The rows of the periodic table are called this
What is periods?
100
This element if found in table salt and is part of the alkali family
What is sodium?
200
Mendeleev used this to organize his periodic table.
What is atomic mass?
200
Another name for Group 1 which are silvery solids that are very reactive in water.
What is Alkali Metals?
200
these elements belong in the Iron Triad
What is iron, cobalt, and nickel?
200
The columns of the periodic table are called this
What is groups or families?
200
This element seems out of place on the periodic table and means "water former"
What is hydrogen?
300
This physicist improved on Mendeleev's periodic table.
Who is Henry Moseley?
300
Another name for Group 2 elements that are more dense than Group 1 and less reactive.
What is Alkaline Earth Metals?
300
The lanthanides and actinides are part of this group
What is the inner transition elements?
300
The left side of the periodic table are all of this.
What is metals?
300
This element is known as "liquid silver"
What is mercury?
400
Moseley organized his periodic table using this.
What is atomic number?
400
This family or group reacts readily with group 1 alkali metals to form salts.
What is halogens or group 17?
400
These elements are soft metals that can be cut with a knife.
What are the lanthanides?
400
The right side of the periodic table are all of this
What is nonmetals?
400
This element is the building block of all living things
What is carbon?
500
The modern periodic table is organized into these two items.
What is periods and groups?
500
this group or family is very stable because of their outer electron configuration
What is noble gases or group 18?
500
Many of these elements are synthetic and all of them are radioactive.
What are the actinides?
500
These fall in between the metals and nonmetals
What is metalloids?
500
This element is solid at room temperature but turns to liquid at 85 degrees F.
What is Gallium?