1.1 What is Chemistry?

4.2. Structure of the Atom http://www.ck12.org FIGURE 4.9 Rutherford’s gold foil experiment. portion of the alpha particles coul ...

http://www.ck12.org Chapter 4. Atomic Structure target and studying the effects. From his analysis, he concluded that the nucleu ...

4.2. Structure of the Atom http://www.ck12.org Lesson Review Questions What id Crookes discover in his cathode ray tube experim ...

http://www.ck12.org Chapter 4. Atomic Structure 4.3 Isotopes and Atomic Mass Lesson Objectives Explain the workings of a mass s ...

4.3. Isotopes and Atomic Mass http://www.ck12.org Atomic Number Theatomic numberof an element is the number of protons in the nu ...

http://www.ck12.org Chapter 4. Atomic Structure or proton, so the electrons in an element do not contribute much to the total ma ...

4.3. Isotopes and Atomic Mass http://www.ck12.org Atomic Mass and the Mass Spectrometer Beginning in the early part of the twent ...

http://www.ck12.org Chapter 4. Atomic Structure FIGURE 4.14 Mass spectrogram for carbon. element. Example 4.2 Using the percent ...

4.3. Isotopes and Atomic Mass http://www.ck12.org Lesson Review Questions Describe in general terms how a mass spectrometer fun ...

http://www.ck12.org Chapter 4. Atomic Structure 4.4 References Raphael. http://commons.wikimedia.org/wiki/File:Sanzio_01_Plato_ ...

http://www.ck12.org CHAPTER 5 Electrons in Atoms Chapter Outline 5.1 Properties of Light 5.2 THEBOHR ANDQUANTUMMECHANICALMODELS ...

http://www.ck12.org Chapter 5. Electrons in Atoms 5.1 Properties of Light Lesson Objectives Describe the mathematical relations ...

5.1. Properties of Light http://www.ck12.org c =λν If c is expressed in meters per second, the wavelength must be expressed in m ...

http://www.ck12.org Chapter 5. Electrons in Atoms FIGURE 5.2 In this figure we see the electromagnetic spectrum. Each form repre ...

5.1. Properties of Light http://www.ck12.org FIGURE 5.3 Photoelectric effect. which modern-day solar cells operate. Whether elec ...

http://www.ck12.org Chapter 5. Electrons in Atoms FIGURE 5.4 Wavelength of Light and Photoelectric Ef- fect Lesson Summary Ligh ...

5.1. Properties of Light http://www.ck12.org An FM radio station broadcasts at 99.5 MHz. Calculate the wavelength in meters of ...

http://www.ck12.org Chapter 5. Electrons in Atoms 5.2 The Bohr and Quantum Mechanical Models of the Atom Lesson Objectives Desc ...

5.2. The Bohr and Quantum Mechanical Models of the Atom http://www.ck12.org certain substances were heated, they emitted only sp ...

http://www.ck12.org Chapter 5. Electrons in Atoms FIGURE 5.7 Bohr’s atomic model. Wave-Particle Duality French born Physicist Lo ...