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How Is the Periodic Table Organized?
Above each elemental symbol in the periodic table is a number. The number is the element's atomic number and it represents how many protons are contained in the nucleus of that element. The atomic number is unique to each element. Hydrogen is the first... More »
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en.wikipedia.org/wiki/Periodic_table

The periodic table is a tabular arrangement of the chemical elements, ordered by their atomic ...... Mendeleev's periodic tables used atomic weight instead of atomic number to organize the elements, information determinable to fair precision in ...

edtech2.boisestate.edu/lindabennett1/502/periodic%20table%20e%20config/ptable_organized.html

How is the Modern Periodic Table Organized? The common modern periodic table is organized by atomic number (thanks, Mosley!). From there we classify ...

www.livescience.com/25300-periodic-table.html

Jan 5, 2016 ... The Periodic Table of the Elements arranges all of the known elements in an informative array. Elements are arranged in order of increasing ...

www.chem4kids.com/files/elem_pertable.html

Elements as Building Blocks. The periodic table is organized like a big grid. Each element is placed in a specific location because of its atomic structure. As with ...

www.bbc.co.uk/bitesize/standard/chemistry/elementsandreactions/periodic/revision/1

A BBC Bitesize secondary school revision resource for Standard Grade Chemistry on the periodic table: how elements are arranged, groups of elements.

sciencing.com/periodic-table-organized-5481908.html

Apr 24, 2017 ... The periodic table organizes all known elements by atomic number. Elements are further organized into periods and groups. Trends in ...

www.infoplease.com/science-health/physical-science/periodic-table

Today, the periodic table organizes the elements in horizontal rows, ... The elements are also organized in vertical columns, or groups, based on similar physical ...

www.wyzant.com/resources/lessons/science/chemistry/periodic-table

The periodic table is a way to organize the elements based on their similarities. The first version was constructed by Dmitri Mendeleev in 1869. He put the ...

www.reference.com/science/periodic-table-organized-d52dcae607b2f536

The elements in the periodic table are organized by their atomic numbers, their electron configurations and the recurring properties found in them. Elements are  ...