PracticeQuiz2 - Page 3 covalent. d. double. e. nonpolar....

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Sheet1 Page 1 The subatomic particle(s) with no charge is(are) a. the neutron. b. the proton. c. the electron. d. both the neutron and proton. e. both the proton and electron. The nucleus of an atom contains a. neutrons and protons. b. neutrons and electrons. c. protons and electrons. d. protons only. e. neutrons only. The atomic mass of an atom is determined by the combined masses of its a. neutrons and protons. b. neutrons and electrons. c. protons and electrons. d. protons, neutrons, and electrons. e. neutrons, nucleus, and electrons. All atoms of an element have the same number of a.
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Sheet1 Page 2 ions. b. protons. c. neutrons. d. electrons. e. protons and neutrons. Oxygen, with an atomic number of 8, has ____ electrons in the first energy level and ____ electrons in the second energy leve a. 1 b. 2 c. 3 d. 4 e. 5 Which includes the other four? a. atoms b. molecules c. electrons d. elements e. protons The bond in table salt (NaCl) is a. polar. b. ionic. c.
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Unformatted text preview: Page 3 covalent. d. double. e. nonpolar. Which of these statements is false concerning covalent bonds? a. Atoms share electrons. b. Molecules may possess many covalent bonds. c. Water contains polar covalent bonds. d. Covalent bonds may be "double bonds." e. In polar covalent bonds, electrons are shared equally. Which of the following is true of water? a. The oxygen end is slightly electropositive. b. Hydrogen bonds hold water molecules together. c. Water covers about one-half of the earth's surface. d. It participates in hydrophobic interactions with polar molecules. e. Its solvent properties are greatest with nonpolar molecules. The atom present in all organic compounds is a. carbon. b. oxygen. c. nitrogen. d. sulfur. e. Sheet1 Page 4 hydrogen. Sheet1 Page 5 Sheet1 Page 6 7 6 5 4 3 Sheet1 Page 7 Sheet1 Page 8...
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PracticeQuiz2 - Page 3 covalent. d. double. e. nonpolar....

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