Electron configuration
1. The ancient Greek philosopher Democritus coined what word for a tiny piece of matter that cannot be divided? a) Element b) Electron c) Atom d) Molecule.
4.2 The Structure of an Atom This 45-foot-tall steel sculpture is made of 10 tons of steel. If a proton had the same mass as the sculpture, then an electron.
Electron Configuration Na: 1s 2 2s 2 2p 6 3s 1 Na: [Ne] 3s 1.
Chapter 2: The Chemistry of Life PowerPoint modified from one by Mrs. Fisch Atom - from Greek “atomos” = unable to be cut.
Electron configuration What is electron configuration? Explains the arrangement of electrons within an atom. There is a specific electron configuration.
Electron Configuration and Periodic Trends Na: 1s 2 2s 2 2p 6 3s 1 Na: [Ne] 3s 1.
1 Test of Academic Skills (TEAS) General, Organic, and Biological Chemistry Chemistry Topics Review January, 2014 Dr. Ben Tovrog.
Iron. Introduction Iron is the sixth most abundant element on earth. The chemical symbol of iron is “Fe”. The atomic number of iron is 26, and the.
Electron Configuration Na: 1s 2 2s 2 2p 6 3s 1. Electron Movement Electrons orbit the nucleus of an atom in a cloud. Electrons do not orbit in a sphere.