Chapter 6 The Atom Study Guide
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1 Chapter 6 The Atom Study Guide Read pages Look at all words in bold or colored print Look at the paragraph summaries on the sides Section 6.1 Fundamental Particles and Forces Vocabulary Definition 1. Electric charge Neutral Static Electricity Electron Proton Neutron Nucleus Atomic Number Isotopes 9. 1
2 10. Mass Number 10. (Illustrate/Label/Color Picture in 2 nd Paragraph on Page 118) (Illustrate/Label/Color Figure 6.2 on Page 119) 1. Which of the following statements regarding electric charge is TRUE? a. A positive charge repels a negative charge and attracts other positive charges. b. A positive charge attracts a negative charge and repels other positive charges. 2. Which of the drawings in 6.11 is the most accurate model of the interior of an atom? (Illustrate/Label/Color Figure 6.11 on Page 126) 2
3 Occurrence Charge Mass(g) Relative Mass Electron Proton Neutron 3. There are four forces in nature. Name the four forces and rank them strongest first, second strongest, and so on. (122) (Illustrate/Label/Color Figure 6.6 on Page 122) (Illustrate/Label/Color Figure 6.7 on Page 122) Figure Figure 6.7 (Sketch/Label the table on page 121) Occurrence Charge Mass (g) Relative Mass Electron Proton Neutron 3
4 4. There are three particles inside an atom. One of them has zero electric charge. Which one is it? (121) 5. All atoms of the same element have (choose one) (123) a. The same number of neutrons. b. The same number of protons. c. The same mass. (Illustrate/Label/Color the picture in the second paragraph on Page 123) 6. The atomic number is: (choose one) (123) a. The number of protons in the nucleus b. The number of neutrons in the nucleus c. The number of neutrons plus protons. 4
5 (Illustrate/Label/Color Figure 6.9 on Page 124) (Illustrate/Label/Color Figure 6.12 on Page 126) 7. The diagram in Figure 6.12 shows three isotopes of the element carbon. Which one is radioactive? ( ) Why? 8. Radioactivity means (125) a. An atom gives off radio waves. b. The nucleus of an atom is unstable and will eventually change. c. The electrons in an atom have too much energy. (Illustrate/Label/Color Figure 6.4 on Page 121) (Illustrate/Label/Color Figure 6.5 on Page 121) 5
6 Section 6.1Fundamental Particles & Forces (cont d) Vocabulary Definition 1. Radioactive Stable What particle is found in the nucleus of ALL atoms? (121) 10. Is matter positive, negative, or neutral most of the time? (119) 11. Describe, in detail, the four forces inside an atom? Electromagnetic Force Strong Nuclear Force 6
7 Weak Force Gravity Section 6.2 Electrons in the Atom Vocabulary Definition 1. Spectrum Spectroscope Spectral Line 3. (Illustrate/Label/Color the Spectrum at the bottom of Page 127) 7
8 (Illustrate/Label/Color the picture dealing with light energy on Page 128) 12. What do the spectral lines represent? (128) (Illustrate/Label/Color Figure 6.14 on Page 128) 13. The pattern of colors given off by a particular atom is called: (127) a. An orbital b. An energy level c. A spectrum 14. Which two elements have electrons only in the first energy level? (130) a. Hydrogen and lithium b. Helium and neon c. Hydrogen and helium (Illustrate/Label/Color the Energy levels in an atom on the bottom of page 130) d. Carbon and oxygen 8
9 Illustrate/Label/Color Figure 6.15 on page 130) Illustrate/Label/Color Figure 6.16 on page 130) 15. Two of the energy levels can hold eight electrons each. Which energy levels are these? (130) 16. How many electrons can fit in the fourth energy level? (130) Earn 5 points EXTRA CREDIT Page 135 #1-10 (Write out each of the questions on a separate sheet of paper and answer them correctly) 9
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