By there properties: Metals, Non-Metals and Metalliods.
A period on the periodic table is a row.This is the horizontal section of the periodic table.
There is no Pg on the periodic table.
periodic table
Coal is not on the periodic table.
Transition metals are located in group 3-12 of the periodic table. The middle of the periodic table.
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The periodic table doesn't show grams; and which grams ?
The periodic table is a list of the chemical elements. They are arranged to show chemical relationships.
Periodic table show that elements have properties which are periodic in nature. These properties can be grouped together.
A Periodic table The Periodic Table of the Elements.
The periodic table is layed out to show "Periodic" chemical properties such as the number of protons in the nucleus of the elemnt, and the number of valence electons it has.
atomic number
The vertical columns on the periodic table are groups. Groups show patterns in ionization energies, electronegativity and atomic radius.
A group in Periodic Table is the column of element in periodic table
Cf. 'Related links' down this answer page.
Cf. 'Related links' down this answer page.
It is The Periodic Table of Elements