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What two things that are shown at the bottom of the periodic table in the order to keep the table?
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What two things are shown at the bottom of the periodic table in order to keep the table a reasonable size?
Lanthanides and actinides!
What are the names of the things shown at the bottom of the periodic table?
Lanthanide elements
What two are shown at the bottom of the periodic table in order to keep the table a reasonable size?
Lanthanides and actinides!
What group is shown at the bottom of the periodic table?
lanthanoids and actenoids
What are shown at the bottom of the periodic table in order to keep the table a reasonal size?
Two rows of elements called the "LANTHANIDES" and the "ACTINIDES".
What two elements are shown at the bottom of the periodic table?
Lanthanides and Actinides.
What is shown at the bottom of the periodic table in order to keep the table at a reasonable size?
The other transtion metals. They are called Lathanoids and Anthanoids I believe. They are moved out of order so that all the elements could fit on one page.
What is shown at the bottom of the periodic table in order to keep the table more readable?
If the Lanthanoids and Actinoids were included in the main part of the periodic table, then the table would appear to be much wider.See:http://en.wikipedia.org/wiki/Periodic_table_(wide)These are relatively rare substances, not commonly found around most ordinary chemistry labs. By separating them, it makes the periodic table more compact & more readable.
The second period at the bottom of the table is called the?
The bottom two rows shown on most periodic tables are:Lanthanide series - which belongs to the 6th periodActinide series - which belongs to the 7th period
Were noble gases shown in the periodic table of 1869?
Noble gases were not discovered when Mendeleev formulated his periodic table in 1869. Hence noble gases were not shown in the periodic table of 1869.
Which statement about the development of the periodic table is true?
The properties of elements are periodic function of atomic number.This is shown in modern periodic atble.
Why lanthanoids and actinoids are placed at the bottom of periodic table?
Just so it can fit on one page
