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What else can I help you with?
Why is ununoctium on some periodic tables but not others?
Ununoctium was discovered (prepared) in 2006; old Mendeleev tables (printed before 2006) don't contain ununoctium.
Which is the first element in the periodic tables?
Hydrogen.
What is elements in periodic tables?
Go to this website
What has Mandeleev done?
he made up the periodic tables
Who discovered the arrangement of the periodic tables?
Dmitri Mendeleev.
Are all periodic tables the same?
no, they depend on what country your in
What is the columns of the periodic tables?
The columns are known as groups.
Why are periodic tables important in most scientific classes?
Periodic tables are important in most scientific classes because they help understand similarity of properties and reactions of elements.
How many periods are on the periodic tables?
7The Periodic Table has 7 periods and 18 groups.
How many periodic tables have there been?
There have been around 700 different periodic tables created since the concept was first introduced in the 19th century. These periodic tables vary in organization, structure, and focus, but all aim to arrange the elements based on their properties and behaviors.
Who are the men who created the first periodic tables?
Jeff And BoB
What kind of tables have no legs?
Periodic Tables. lol. Also, tables on old navy ships had no legs. The table was attached to strings on the ceiling so that as the ship moved and bobbed, the table would always stay upright because of gravity and the food wouldn't slide off.
