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www.reference.com/science/purpose-periodic-table-d700b1a10fb2035c

The periodic table was built to show the relationships among the various elements. The periodic table was constructed in 1869 by Dmitri Mendeleev.

www.reference.com/article/make-data-table-online-1125d24ae35dca17

Computer users can create data tables online using Google Sheets, TablesGenerator.com and Accessify.com's Accessible Table Builder tool. These websites allow users to create new tables or to upload and edit already existing data tables.

www.reference.com/article/periodic-table-elements-5ab96af5675149e8

The periodic table of elements is a chemistry reference that lists elements by increasing atomic number, which typically correlates to their atomic masses. The atomic number increases from left to right as well as from top to bottom. Each of the rows on the table is a period.

www.reference.com/science/many-elements-periodic-table-257aaf2fe919ca95

There are 118 known elements on the periodic table. The most recently discovered element, Ununoctium, was first reported by Russian scientists from Dubna in 2002.

www.reference.com/article/can-fill-periodic-table-e94eed32234069cb

The periodic table can be filled by tabulating elements in order of increasing atomic number. This method was first devised by Russian chemist Dmitri Ivanovitch Mendeleev in 1869 and has been used in physical and chemical science since.

www.reference.com/article/many-metals-periodic-table-7bb15a3895ab962c

As of 2014, there are 84 metal elements on the Periodic Table of Elements, four of which are unnamed at this time. Metals are one of three classifications of the elements: there are metals, nonmetals and metalloids. Named and unnamed elements are being added as more substances are discovered.

www.reference.com/science/many-solids-periodic-table-31e5de3700117efd

There are at least 76 solid elements in the periodic table. Eleven elements are gases at room temperature, while only three are liquids. Only the first 98 elements in the periodic table exist in nature.

www.reference.com/article/tax-tables-online-b9fbc30e50c0541d

A copy of the most recent federal income tax tables are available for viewing on IRS.gov. Also available on the Internal Revenue Service's website are other publications, including tax guides for individuals and employers.

www.reference.com/article/invented-periodic-table-7b999a1ace44bb04

The father of the periodic table is Dmitri Mendeleev, a Russian chemist who started creating it in 1869. While he is the father of the periodic table, other scientists contributed to the periodic table that people use today.

www.reference.com/article/can-downloadable-periodic-table-elements-5babbd7b95f1a78a

As of 2015, periodic tables of the elements can be downloaded from Los Alamos National Laboratory, Science Geek and WebElements. All three offer downloads in PDF format.