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How do sceintests know about Undiscovered elements.
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Why do group 7 elements become less reactive as you go down the group?
Started by jaredBoard General Science |
Replies: 2 Views: 7037 |
12/02/2009 23:39:37 by Chemistry4me |
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can you write these elements up to down ..from more reactive to less reactive |
Replies: 2 Views: 4862 |
22/06/2014 16:33:38 by chiralSPO |
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Is the Earth's core enriched for heavy dense elements, like gold?
Started by johndiverBoard Geology, Palaeontology & Archaeology |
Replies: 7 Views: 15430 |
08/07/2008 20:27:55 by Bored chemist |
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What metals (or elements) are commonly found in elemental form in nature?
Started by CliffordKBoard Geology, Palaeontology & Archaeology |
Replies: 3 Views: 42486 |
15/08/2012 23:57:08 by damocles |
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Is this version of the periodic table, plotting elements by abundance, accurate? |
Replies: 6 Views: 5565 |
11/06/2016 11:48:16 by Bored chemist |