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Chemistry
Answer the following questions

Answer the following questions

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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4. 5. 6. 7. 8. Consider the images labelled A - D below. Which of these shows a sigma (o) interaction between two hybridized atomic orbitals? For questions 5-7 consider the following molecules: 1 CHO 2 H₂O 3 BF3 9. a. A a. 1 and 3 b. D Which of these molecules have a tetrahedral electron domain geometry? a. 1, 2, and 3 c. 2 and 4 A Which of these molecules have a non-zero dipole moment? a. only 1 b. 1, 2, 4, and 5 a. b. c. C C. b. 2, 5, and 6 Which of these molecules have at least one bond angle of 120°? b. 3 and 4 (c. 1, 3, and 5 d. e. B 4 CO₂ Which one of the following is an allowed set of quantum numbers? a. n = 2, l = 1, m, = +2, m, = -½ c. n= 3, l = 2, m, = +1 m, = +1, e. n = 4, l = 4, m, = -1, m, = +½ c. 1, 2, and 5 d. A & B 5 SBT4 Do a C Which one of the following statements is false? Ionization energy describes an endothermic change for all elements. A 1st ionization energy can be represented by the following equation: M (g) → M* (g) + e. For any element, the second ionization energy is larger than the first ionization energy. Ionization energy increases from left to right across a period of the periodic table. Ionization energy increases from top to bottom down a group of the periodic table. с X = 2.5 10. Consider the following elements and their given Pauling electronegativity values: H F X = 2.1 X = 4.0 Which one of the following statements is true? a. A C-S bond is best described as a nonpolar covalent bond. c. C-F and C-H bonds have approximately the same polarity. e. In a C-Cl bond, chlorine has a partial positive charge (8+). 6 CC14 d. only 6 d. 3 and 6 simps c' d. 2 and 3 b. n = 4, l = 2, m, = -2, m, = - d. n = 5, l = 2, m, = +2, m, = -1 CI X = 3.0 lido q S X = 2.5 D te e. A & D e. 2 and 6 e. 4 and 5 e. 3 and 6 b. H-CI may be classified as an ionic compound. d. A C-S bond does not result from shared e-'s.
Transcribed Image Text:4. 5. 6. 7. 8. Consider the images labelled A - D below. Which of these shows a sigma (o) interaction between two hybridized atomic orbitals? For questions 5-7 consider the following molecules: 1 CHO 2 H₂O 3 BF3 9. a. A a. 1 and 3 b. D Which of these molecules have a tetrahedral electron domain geometry? a. 1, 2, and 3 c. 2 and 4 A Which of these molecules have a non-zero dipole moment? a. only 1 b. 1, 2, 4, and 5 a. b. c. C C. b. 2, 5, and 6 Which of these molecules have at least one bond angle of 120°? b. 3 and 4 (c. 1, 3, and 5 d. e. B 4 CO₂ Which one of the following is an allowed set of quantum numbers? a. n = 2, l = 1, m, = +2, m, = -½ c. n= 3, l = 2, m, = +1 m, = +1, e. n = 4, l = 4, m, = -1, m, = +½ c. 1, 2, and 5 d. A & B 5 SBT4 Do a C Which one of the following statements is false? Ionization energy describes an endothermic change for all elements. A 1st ionization energy can be represented by the following equation: M (g) → M* (g) + e. For any element, the second ionization energy is larger than the first ionization energy. Ionization energy increases from left to right across a period of the periodic table. Ionization energy increases from top to bottom down a group of the periodic table. с X = 2.5 10. Consider the following elements and their given Pauling electronegativity values: H F X = 2.1 X = 4.0 Which one of the following statements is true? a. A C-S bond is best described as a nonpolar covalent bond. c. C-F and C-H bonds have approximately the same polarity. e. In a C-Cl bond, chlorine has a partial positive charge (8+). 6 CC14 d. only 6 d. 3 and 6 simps c' d. 2 and 3 b. n = 4, l = 2, m, = -2, m, = - d. n = 5, l = 2, m, = +2, m, = -1 CI X = 3.0 lido q S X = 2.5 D te e. A & D e. 2 and 6 e. 4 and 5 e. 3 and 6 b. H-CI may be classified as an ionic compound. d. A C-S bond does not result from shared e-'s.
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