Discovering a Pattern
The Table
Element's Symbols
Elements
Classes of Elements
100
Who discovered a pattern to the elements?
Who is Dmitri Mendeleev
100
What are the horziontal rows called?
What are periods
100
What is the first number on each elemetn's square?
What is atomic number
100
What is the first element on the table?
What is hydrogen
100
What are the types of elements?
What are metals, nonmetals, and metalloids
200
When was the pattern discovered?
1869
200
What are the vertical rows called?
What are groups or families
200
What does the color of the chemical symbol?
What is physical state
200
What type of element is sodium?
What is metal
200
How are they put into groups?
What are properties
300
How are the elemetns arranged?
What is atomic mass
300
How many periods are there?
7
300
What is the background color?
What is type of element
300
What type of element is Boron?
What is Metalloid
300
Are metals Shiny?
yes
400
What does periodic mean?
What is happening at regular intervals
400
How many groups are there?
18
400
What is the value in parentheis?
What is mass number of radioactive elements
400
What type of element is neon?
What is nonmetal
400
What element has properties of metals and nonmetals?
What are metalloids
500
How did he discover the pattern?
He wrote the names and properties of the elemetns on cards
500
How many elements are there?
115
500
Are the 3 letter symbols temporary?
yes
500
What is the last element on the table?
What is ununoctium
500
What are some properties of metals?
What is shiny, good conductors. malleable and ductile.
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