Periodic Table of Elements - PubChem
https://pubchem.ncbi.nlm.nih.gov/periodic-tableThe creator of the periodic table, Dmitri Mendeleev, in 1869 began collecting and sorting known properties of elements, like he was playing a game, while traveling by train. He noticed that there were groups of elements that exhibited similar properties, but he also noticed that there were plenty of exceptions to the emerging patterns.
Periodic Table of the Elements, With Symbols - Science Quiz
online.seterra.com › en-an › vgpPeriodic Table of the Elements, With Symbols - Science Quiz: Memorizing the names of all the elements can be tough. The way the periodic table is organized can be a big help but associating the elements' names with their chemical symbols works too! This quiz game can help you identify all 118 elements based on their symbol. Some symbols offer an alphabetic clue as to the name of the element ...
Game "Periodic table of elements"
periodic-table-of-elements.org/GAMEGame "Periodic table of elements" GAME PT Game "Periodic table" A new approach to the study of chemistry! Develop their skills while playing. Improve your results) Choose the difficulty level and move to the study of a funnel at a steep rate) Together with the chemistry of our game will be fun! !!!only desktop!!! Select the level of difficulty: