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15. Identiiy the substance being oxidized in the following equation: 2 Al + Fe203 Al203 + 2 Fe (b) iron(III) ion (c) oxide ion (a) aluminum (d) iron metal

15. Identiiy the substance being oxidized in the following equation: 2 Al + Fe203 Al203 + 2 Fe (b) iron(III) ion (c) oxide ion (a) aluminum (d) iron metal

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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14. Balance the following equation: The sum of the coefficients is: (a) 4 (b) 5 (c) 6 (a) 7 15. Identify the substance being oxidized in the following equation: 2 Al + Fe203 Al203 + 2 Fe (a) aluminum (d) iron metal (b) iron(III) ion (c) oxide ion 16. For the reaction in problem 15, the substance being reduced is: (a) aluminum (d) iron metal (b) iron(III) Yon (c) oxide ion 17. The reaction in problem 15 can also be classified as a: (a) combination reaction (c) single replacement reaction (b) decomposition reaction (a) double replacement reaction 18. Which of the following is not a true statement about solids? (a) The melting point of a solid is not affected by atmospheric pressure. (b) Solida have definite shape. (c) Solids have definite volume. (d) Solids are easily compressible. 19. If the temperature of a gas is increased at constant pressure, its volume will: (a) increase (a) ingufficient data to answer the question (b) decrease (c) stay the same
Transcribed Image Text:14. Balance the following equation: The sum of the coefficients is: (a) 4 (b) 5 (c) 6 (a) 7 15. Identify the substance being oxidized in the following equation: 2 Al + Fe203 Al203 + 2 Fe (a) aluminum (d) iron metal (b) iron(III) ion (c) oxide ion 16. For the reaction in problem 15, the substance being reduced is: (a) aluminum (d) iron metal (b) iron(III) Yon (c) oxide ion 17. The reaction in problem 15 can also be classified as a: (a) combination reaction (c) single replacement reaction (b) decomposition reaction (a) double replacement reaction 18. Which of the following is not a true statement about solids? (a) The melting point of a solid is not affected by atmospheric pressure. (b) Solida have definite shape. (c) Solids have definite volume. (d) Solids are easily compressible. 19. If the temperature of a gas is increased at constant pressure, its volume will: (a) increase (a) ingufficient data to answer the question (b) decrease (c) stay the same
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