1. Periodic Table of
Elements

2. Development
• It was created in 1869
• It was created because
scientists needed a way to
organize elements they had
created thus far.
• Dmitri Mendeleev created
the period table.

3. Organization
It is organized in
multiple ways. Left to
right on every period
the atomic numbers
increase.Every group
you go down the
elements have the same
number of valence
electrons.

4. Relations
between the
elements
The Elements are all
related by the mutual
generation cycle.

5. Hydrogen
one of the most popular
things it is used for is
fuel. It is carbon free
as well as safe and easy
to transport, store, use
etc.
Atomic Number: 1
Element symbol: H
Atomic Mass: 1.00794

6. tungsten
It is a metal and is
commonly used to make
rings because of its
Durability.
Atomic Number: 74
Elemental Symbol: W
Atomic Mass: 183.84

7. thallium
Thallium is commonly
used in rat poison. It is
highly toxic and comes
in multiple forms
including metal, it can
also tarnish in air.
Atomic number: 81
Element Symbol: TI
Atomic Mass:204.3833

8. Terms
• Group: Columns going
down the table
• Period: Rows going across
the table
• Family: The type of element
it is

9. Resources
• http://answers.yahoo.com/question/index?qid=20081215083459AAqXJP6
• http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0CCQQFjAA&url=http%3A
%2F%2Fptable.org
%2F&ei=gwOOUO6pA8KZiQKoxIC4Cg&usg=AFQjCNF3DFapTN_NKXXw9Z2Lzju7LNrH4A
• http://en.wikipedia.org/wiki/Periodic_table
• Google Images