The Periodic Table of Elements - NASA
www.nasa.gov › periodic_table_of_elementsJun 08, 2016 · The Periodic Table of Elements C 6 CARBON 12 Atomic Number Chemical Symbol Atomic Weight Chemical Name = Number of Protons Number of Electrons= = Number of Protons Number of Neutrons+* = Solid at room temperature = Liquid at room temperature = Gas at room temperature = Radioactive = Artificially Made KEY METALS NON-METALS
Periodic Table of Elements - PubChem
pubchem.ncbi.nlm.nih.gov › periodic-tableSuch was the case when IUPAC recently reviewed elements 113, 115, 117 and 118, and decided to give them official names and symbols (goodbye, ununseptium and hello, tennessine!). Atomic weights found within a periodic table one might think are constant. The truth is that atomic weights have changed as a function of time.
Periodic Table of Elements With Names and Symbols [PDF]
Let have some examples of the name of the elements and their symbols. PDF, Hydrogen (A) Helium (He) Lithium (Li) Beryllium (Be) Boron (B) Carbon (C) Nitrogen (N) So, you can see, every element has different symbols. Some elements have two-letter symbols, and some have only letters.