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Why are the lanthandies and actinides placed in row seven?

Updated: 9/17/2019
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Q: Why are the lanthandies and actinides placed in row seven?
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Related questions

Are group 12 on the periodic table lanthandies or actinides?

No. There are two rows at the bottom of the periodic table. the first row elements are called lanthanides and the second row elements are called actinides.


What are the seven horizontal rows of the table called how are the elements of row related?

Actinides and 14 elements in actinides


Where are the actinides placed in the periodic table?

The actinide series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium through lawrencium. There are two rows below the periodic table, the first row is lanthanides and the second row is actinides.


Where do the lanthanides and actinides get their names?

They are the two rows placed at the bottom of the periodic table. The first row is called lanthanides and the second is called actinides. They are also known as f-block elements as the electrons are added in the f-orbitals.


What row is plutonium in?

Plutonium is a member of the actinides group.


What row does uranium belong to?

Uranium is a member of the actinides family.


What row of the periodic table is plutonium in?

Plutonium is a member of the actinides group.


What row does the actinides series occupy?

The actinide series is part of the seventh row of the periodic table, which is probably the highest row that contains elements stable enough to be identified.


What elements are placed at the bottom of the periodic table?

The periodic table of elements is a chart that organizes the elements and emphasizes their shared traits and commonalities. All the known elements and their atomic number are on the periodic table.


What are the names of the 2 series located below the periodic table?

F-block elements The first row is called lanthanides The second row is called actinides


What are the last two lines on the periodic table called?

They are called f-block elements. The first row elements are called lanthanides. The second row elements are called actinides.


What are the two rows of metals that appear at the bottom of the periodic table?

elements 56 through 71 are called the lanthanoids