Atomic+Structure

Atomic Structure Symbol: B Atomic Number: 5  Atomic mass: 11 amu  Family: The Boron Family  Number of Energy Levels: 2  First Energy Level: 2  Second Energy Level: 3  Number of protons: 5  Number of neutrons: 6  Group: 13  Period: 2 http://www.chemicalelements.com/elements/b.html