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Published byAllan Norman Modified over 8 years ago
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Black Is a solid Has a hardness of 9.5 Metalloid Boils at 2550 Cº Melts at 2300 Cº
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Rhombohedral Named after the rhombus Also known as trigonal One of the seven lattice point groups
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Symbol is B Atomic Number: 5 Atomic Weight: 10.81 Number of Protons: 5 Number of Electrons: 5 Number of Neutrons: 6
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Group: 13 Period: 2 Block: p-block Electron Configuration: [He]2s²2p¹
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Borax is its most natural form Glass Ceramics Fertilizers Papers Paints Fire Retardants Cleaning Compounds
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