The Periodic Table
Aluminum
What is the Atomic Number?
The Atomic Number is located above the symbol of the Atom in the periodic table.The Atomic Number stands for the number of protons contains, if the atom is stable the number of protons also equals the number or electrons.In this case the atomic Number of Aluminum is 13.
What is the Atomic Mass?
The Atomic Mass the mass of an Atomic particle.The Atomic Mass Number is located above the name of the element in the periodic table. The Atomic Mass of Aluminum is 26.982, but it's rounded to 27.
Subatomic particles
Protons
Aluminum contains 13 protons. Protons are positive.
Neutrons
Aluminum contains 14 neutrons.Neutrons are neutral which means they have No Charge.
Electrons
Aluminum contains 13 Electrons.Electrons are negative.
Discovery
Aluminum was known to exist in 1787,but there wasn't away to extract it.In 1825 a Danish Chemist named, Hans Christian Oersted was the first chemist to produce just a little bit of amounts of Aluminum.