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Periodic table
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Elements in the same group have the same amount of electrons in their outer shell, giving them similar properties e.g. alkali metals have same 1 electron in their outer shells.
Group 0 elements are called noble gases. They all have 8 electrons in their outer shells and these are stably arranged.
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- GCSE (C1) Chemistry Apunte sobre Periodic table, creado por toby_brown el 05/07/2013.
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