write names of first five elements of periodic table along with their symbols
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First five elements in the Modern Periodic Table are : Hydrogen, Helium, Lithium, Beryllium and Boron. Among these, Lithium and Beryllium are metals. (c) The formula of the oxides of these elements are : Li2O (Lithium oxide) and BeO (Beryllium oxide).
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Hydrogen ⟶ 1 HCarbon ⟶
6 CHelium ⟶ 2 He Nitrogen
⟶ 7 NLithium ⟶ 3 L iOxygen⟶
8 OBeryllium ⟶ 4BeFluorine
⟶ 9 FBoron ⟶5 BNeon ⟶ 10N
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