Megan Freeman c:
Every element is either metal, non-metal or metalloids. Each element has and atomic number and the atomic number is the amount of protons in the element. An element also has a symbol for each for that element. Like helium, its symbol is "He" for short. Last but not least each element has Atomic mass. Like Oxygen its atomic mass 15.999. :)
Things Needed To Know About The Periodic Table
An element is a pure substance that cannot be separated into simpler substances by physical or chemical means and adoms are made of 3 smaller particals. Adoms are made up of protons, necleus and electrons.