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1. The identity of an element is determined by: a. protons b. neutrons c. electrons d. all of these 2. Which of the following statements about the periodic table is TRUE? a. The alkaline earth metals are the most reactive group of elements b. The majority of elements on the table are metals c. All non-metals are gases at room temperature d. The most reactive non-metal is astatine 3. Fill in the table below for the following atom:19 W2+ Element Number of protons Number of neutrons Number of electrons 4. Which periodic trend refers to the ability of an atom to attract electrons from other atoms? a. ionization energy c. electron affinity d. electronegativity b. metallic character 5. Placed the elements N, O, As, Se in order from least to greatest atomic radius. a. N<0

1. The identity of an element is determined by: a. protons b. neutrons c. electrons d. all of these 2. Which of the following statements about the periodic table is TRUE? a. The alkaline earth metals are the most reactive group of elements b. The majority of elements on the table are metals c. All non-metals are gases at room temperature d. The most reactive non-metal is astatine 3. Fill in the table below for the following atom:19 W2+ Element Number of protons Number of neutrons Number of electrons 4. Which periodic trend refers to the ability of an atom to attract electrons from other atoms? a. ionization energy c. electron affinity d. electronegativity b. metallic character 5. Placed the elements N, O, As, Se in order from least to greatest atomic radius. a. N<0

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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1. The identity of an element is determined by: a. protons b. neutrons c. electrons d. all of these 2. Which of the following statements about the periodic table is TRUE? a. The alkaline earth metals are the most reactive group of elements b. The majority of elements on the table are metals c. All non-metals are gases at room temperature d. The most reactive non-metal is astatine 3. Fill in the table below for the following atom:19 W2+ Element Number of protons Number of neutrons Number of electrons 4. Which periodic trend refers to the ability of an atom to attract electrons from other atoms? a. ionization energy c. electron affinity d. electronegativity b. metallic character 5. Placed the elements N, O, As, Se in order from least to greatest atomic radius. a. N<0<As < Se b. N< As < 0 < Se c. O<N< Se < As d. O<N<As < Se 6. Of the options below, which bond would be the least polar? a. Na-N b. Si-S с. P-Cl d. N-Br 7. Which of these chemical bonds is impossible? b. Na-Al a. C-P C. Cl-Br d. Ca-F 8. Based on the Law of Conservation of Mass, which of the following statements is true when balancing equations? a. There must be an equal number of each type of atom on the reactant side and the product side b. Atoms cannot form new compounds c. There must be an equal number of molecules on both the reactant side and the product side d. There must be an equal number of total atoms on the reactant side and product side, but the number of individual atoms doesn't matter
Transcribed Image Text:1. The identity of an element is determined by: a. protons b. neutrons c. electrons d. all of these 2. Which of the following statements about the periodic table is TRUE? a. The alkaline earth metals are the most reactive group of elements b. The majority of elements on the table are metals c. All non-metals are gases at room temperature d. The most reactive non-metal is astatine 3. Fill in the table below for the following atom:19 W2+ Element Number of protons Number of neutrons Number of electrons 4. Which periodic trend refers to the ability of an atom to attract electrons from other atoms? a. ionization energy c. electron affinity d. electronegativity b. metallic character 5. Placed the elements N, O, As, Se in order from least to greatest atomic radius. a. N<0<As < Se b. N< As < 0 < Se c. O<N< Se < As d. O<N<As < Se 6. Of the options below, which bond would be the least polar? a. Na-N b. Si-S с. P-Cl d. N-Br 7. Which of these chemical bonds is impossible? b. Na-Al a. C-P C. Cl-Br d. Ca-F 8. Based on the Law of Conservation of Mass, which of the following statements is true when balancing equations? a. There must be an equal number of each type of atom on the reactant side and the product side b. Atoms cannot form new compounds c. There must be an equal number of molecules on both the reactant side and the product side d. There must be an equal number of total atoms on the reactant side and product side, but the number of individual atoms doesn't matter
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