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Periodic Table Images on Twitter: "#PeriodicTableElements2018 - Here you can get all knowledge about the periodic table of elements with atomic mass and valency. #ModernPeriodicTable of Elements with names and symbols. #PeriodicTableofElementsName #
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![The table on Textbook page no. 25 is made on the basis of the modern periodic table. Write in it the electronic configuration of the first 20 elements below the symbol and The table on Textbook page no. 25 is made on the basis of the modern periodic table. Write in it the electronic configuration of the first 20 elements below the symbol and](https://d10lpgp6xz60nq.cloudfront.net/physics_images/TRG_SCI_TECH_X_P1_C02_E14_030_S01.png)