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Boron

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PRESENTATION OUTLINE

5

NUMBER OF PROTONS,ELECTRONS, AND ATOMIC NUMBER

ATOMIC MASS

10.811
Photo by kevin dooley

6

NEUTRONS
Photo by Kevin M. Gill

METALLOID

CLASSIFICATION

BORON GROUP

ITS GROUP IS
Photo by Rolf Brecher

MELTING/BOILING

3769'F 7101'F
Photo by Graela

2.37

DENSITY AT 293'KELVIN
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USES

USED TO MAKE BORAX, FOUND IN 1808 BY SIR HUMPHRY DAVY
Photo by subarcticmike