Slide 1 Slide 2 Topic 2 Topic 2 Slide 3 Electrons in Motion Niels Bohr (1885-1962), a Danish scientist who worked with Rutherford, proposed that electrons must have enough…

Slide 1 Slide 2 Unit 3: Atoms and Their Structure Slide 3 The model of the atom through time Slide 4 John Dalton - proposed his atomic theory of matter Daltons Atomic Theory…

Slide 1Electron Configuration History of Modern Atomic Theory Energy Levels and Sublevels The Energy Levels www.nkschools.org/1599206375924150/lib/.../25.1 -2_Electron_Structure.ppt…

Slide 1 Chapter 4 Spectroscopy Slide 2 4.1 Spectral Lines 4.2 Atoms and Radiation The Hydrogen Atom 4.3 The Formation of Spectral Lines The Photoelectric Effect 4.4 Molecules…

Slide 1 Waves & Particles Ch. 4 - Electrons in Atoms Slide 2 Properties of Light Different types of electromagnetic radiation (x-rays, radio waves, microwaves, etc…)…

Emission Spectra Emission Spectra Bohr Model of the Atom Emission When current is passed through a gas at low pressure the atoms of the gas change from being in a ground…

Slide 1 Emission Spectrum Animation Light and Energy Particles (photons) and waves at the same time! c = f The greater f (frequency), the smaller  (wavelength) The…

Slide 1 Spectroscopy and Atomic Structure Ch 04 Four essential questions: What is an atom? How do atoms interact with light? What kinds of spectra do you see when you look…

Chem Core Standard 2 Standard 2 1. energy changes in the atom specific to the movement of electrons between energy levels in an atom resulting in the emission or absorption…

Electrons in Atoms- Quantum Mechanics Why it matters- chemical reactions (making and breaking chemical bonds) can be explained almost entirely based on electrons in atoms…