Show:
Discovering a pattern
Arranging the Elements
arranging the elements part 2
Grouping the elements
100
Happening at regular intervals
What is periodic
100
elements that have properties of both metals and nonmetals
What are metalloids
100
the elements follow this
What is the periodic law
100
This is the largest group of metal
What are transition metals
200
A Russian chemist who discovered a pattern to the elements in 1869
who is Dmitri Mendeleev
200
another name metalloids are called
What are semimetals
200
another word for group
What is a family
200
These metals are very reactive, soft, color of silver,and low density.
What are Alkali metals
300
a table where the elements properties repeat every 7 elements
What is the periodic table of elements
300
organized in a horizontal row
What is a period
300
organized from top to bottom
What is a group
300
Nonmetals that are very reactive, poor conductors of electric currents, never in uncombined form in nature.
What are Halogens
400
located on the right side of the periodic table
Where are nonmetals located
400
organized in a vertical column
What is a group
400
The first element on the periodic table
What is Hydrogen
400
Gases that are colorless, nonreactive and odorless.
What are noble gases
500
located on the left side of the periodic table
Where are metals located
500
organized from left to right
What is a period
500
helps identifies elements
What are Chemical Symbols
500
The one element set apart from the table
What is Hydrogen