What is the atomic number of boron?

Jump to Atomic Structure - [Bohr Model of Boron], Number of Energy Levels: 2. First Energy Level: 2. Second Energy Level: 3. read more

This number represents the element's atomic number. So, to identify the atomic number of boron, take quick look at a periodic table. Notice that boron, "B", which is located in period 2, group 13 of the periodic table, has an atomic number equal to 5. read more

Boron has 5 protons, 5 neutrons and 5 electrons. The atomic number (also known as the proton number) of Boron is 5 as it has 5 protons. It has a mass number of 10, as protons and neutron have a relative atomic mass of 1 each, and a neutral charge, as there are equal numbers of #+1# protons and #-1# electrons. read more