Understanding the Periodic Table Here are some answers to common questions about the periodic table. Why is it called a periodic table? When Dmitri Mendeleev drew up the periodic table, he grouped ...

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Sample question 3 - Higher Question In the periodic table, the group 7 elements and the group 0 elements are non-metals. Compare the physical and chemical properties of the group 7 and group 0 ...

Question Magnesium and calcium are in group 2 of the periodic table. They are less reactive than the metals in group 1. Calcium reacts with water to form calcium hydroxide, Ca (OH) 2, and hydrogen ...

The 'cosmic origins' periodic table that reveals where every element came from An astronomer has re-created a periodic table listing the origin of each element Hydrogen makes up most of the ...

The Periodic Table: Its Story and Its Significance by Eric R. Scerri, Oxford University Press, 2007, 368 pages, $35 hardback (ISBN 13 978-0-19-530573-9) ...

T he periodic table stares down from the walls of just about every chemistry lab. The credit for its creation generally goes to Dimitri Mendeleev, a Russian chemist who in 1869 wrote out the known ...

This table, designed in 2006 by Valery Tsimmerman, grabs Mendeleev's table and throws it out the window (not really, but it's the most different of all the tables on this list). Instead of being based ...

In this wonderful riff on the periodic table, science communicator and PhD student Jamie Gallagher mapped out where the scientists were working when they made their discoveries. Since Lothar Meyer ...