what is periodic table
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a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns.
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periodic table is the tabular form of the arrangement of all the elements present in the world and found in the earth in the combined or free state it includes metals nonmetals gases noble gases and salts and many other types of compounds and it is is present in many forms suggest modern periodic table etc
the purpose of preparing a periodic table is to divide the noble gases metals nonmetals and alkali metals and alkaline non-metals alkali Earth metals and actinides lanthanides separately according to their groups and periods
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