Joseph-Louis Gay-Lussac Louis-Jacques Thénard 5 p+ 6 n 5 p+ 6 n B.

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Presentation on theme: "Joseph-Louis Gay-Lussac Louis-Jacques Thénard 5 p+ 6 n 5 p+ 6 n B."— Presentation transcript:

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3 Joseph-Louis Gay-Lussac Louis-Jacques Thénard

4 5 p+ 6 n 5 p+ 6 n B

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7 Sir Humphry Davy

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12 Kernite Borax Ore Ulexite

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17 Borates, tetra, sodium salts (Anhydrous) Decaborane Na B OB H Borates, tetra, sodium salts (Decahydrate) Diborane Na B O * 10H OB H Boron oxideDiphenylamine B O(C H ) NH Boron trifluoridePentaborane BFB H Boron tribromideZinc Borate BBR3ZnO * 2B O Boron sodium oxide, tetrahydrateReation with Air B Na O4B+3O 2B O (s) 274 2 2 813 3 3 3 242 223 1014 32 95 2 3 6 56 2

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