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14
There are a total of 18 groups on The Periodic Table of Elements.
there's 18 columns in the periodic table.
The periodic table contain 7 periods.
There are a total of 18 groups on The Periodic Table of Elements.
Periods are the horizontal rows in the periodic table of Mendeleev; this table contain 7 periods.
The periodic table of elements does not contain laws, only elements.
zero
That is done in a many to many relationship.
It can contain many things, such as text, numbers, images, dates etc.
A score of entities is twenty ( 20 ) entities.
The molecule of the table sugar contain 45 atoms.