Chapter 11-‹#›Chemistry 120 Online LA Tech Chapter Eleven Nuclear Chemistry
Chapter 11-‹#›Chemistry 120 Online LA Tech → CO 11.1 Associated with brain- scan technology is the use of small amounts of radioactive substances. How is brain-scans done? PhotoDisc
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig Marie Curie, one of the pioneers in the study of radioactivity, is the first person to have been awarded two Nobel Prizes for scientific work. Marie Curie discovered radium © Bettmann/CORBIS
Chapter 11-‹#›Chemistry 120 Online LA Tech Fig The effect of an electromagnetic field on alpha, beta, and gamma radiation. Effect of electromagnetic fields on ionization radiation
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig After each half-life period, the quantity of material present at the beginning of the period is reduced by half. What is half-life period?
Chapter 11-‹#›Chemistry 120 Online LA Tech Half-life and decay Table 11.1
Chapter 11-‹#›Chemistry 120 Online LA Tech Radioactive decay CAG 11.1
Chapter 11-‹#›Chemistry 120 Online LA Tech → Fig Ernest Rutherford was the first person to carry out a bombardment reaction. Bombardment reaction © Bettmann/CORBIS
Chapter 11-‹#›Chemistry 120 Online LA Tech → Table 11.2 Details of radioactive nuclides
Chapter 11-‹#›Chemistry 120 Online LA Tech CC 11.1 Tobacco Radioactivity Smoking, lung-cancer & radiation
Chapter 11-‹#›Chemistry 120 Online LA Tech → Fig In the U-238 decay series, each nuclide is unstable except Pb-206. Nuclear decay series-uranium-235
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig Ion pair formation. Ionizing radation
Chapter 11-‹#›Chemistry 120 Online LA Tech Fig Alpha, beta, and gamma radiation differ in penetrating ability. Relative penetrability of radiation
Chapter 11-‹#›Chemistry 120 Online LA Tech → Table 11.3 Radiation doses: rems
Chapter 11-‹#›Chemistry 120 Online LA Tech → CC 11.2 Irridated and nonradiated mushrooms Irradiated food safe to eat? © Peticolas/Megna/Fundamental Photographs, NYC
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig Film badges are used to determine a person’s exposure to radiation. Radiation exposure Doug Plummer/Photo Researchers
Chapter 11-‹#›Chemistry 120 Online LA Tech Fig Radiation passing through a Geiger counter ionizes one or more gas atoms, producing ion pairs. Radiation detection
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig Components of the estimated annual radiation of an average American. What causes radiation exposure?
Chapter 11-‹#›Chemistry 120 Online LA Tech → CC A commercially available kit to test for radon gas in the home. Testing radon gas
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig Brain scans are obtained using radioactive technetium-99, a laboratory-produced radionuclide. Technetium-99 used as radiation source Science Photo/Custom Medical Stock Photo
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Table 11.4 Radionuclide used in medicine
Chapter 11-‹#›Chemistry 120 Online LA Tech Table 11.5 Radionuclide used in medicine
Chapter 11-‹#›Chemistry 120 Online LA Tech → Fig Cobalt-60 is used as a source of gamma radiation in radiation therapy. Cobalt-60 as gamma source Yoav Levy/Phototake
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig A fission chain reaction is caused by further reaction of the neutrons produced during fission. Fission chain reaction of uranium-235
Chapter 11-‹#›Chemistry 120 Online LA Tech → Fig Enormous amounts of energy are released in the explosion of a nuclear fission bomb. Fission bomb © Bettmann/CORBIS
Chapter 11-‹#›Chemistry 120 Online LA Tech ← Fig The cooling tower at the Trojan nuclear power plant dominates the landscape. The nuclear reactor is housed in the dome- shaped enclosure. Nuclear reactors for energy © Albert J. Copley/Visuals Unlimited
Chapter 11-‹#›Chemistry 120 Online LA Tech → Fig The process of nuclear fusion maintains the interior of the sun at the temperature of approximately 15 million degrees. Fusion energy: Ultimate source of energy NASA
Chapter 11-‹#›Chemistry 120 Online LA Tech Types of nuclear reactions CAG 11.2
Chapter 11-‹#›Chemistry 120 Online LA Tech → Table 11.6 Comparing chemical and nuclear reactions