- Ch.1 - Introduction: Matter, Energy, and Measurement151
- Ch.2 - Atoms, Molecules, and Ions207
- Ch.3 - Chemical Reactions and Reaction Stoichiometry192
- Ch.4 - Reactions in Aqueous Solution157
- Ch.5 - Thermochemistry123
- Ch.6 - Electronic Structure of Atoms135
- Ch.7 - Periodic Properties of the Elements110
- Ch.8 - Basic Concepts of Chemical Bonding122
- Ch.9 - Molecular Geometry and Bonding Theories153
- Ch.10 - Gases139
- Ch.11 - Liquids and Intermolecular Forces77
- Ch.12 - Solids and Modern Materials94
- Ch.13 - Properties of Solutions99
- Ch.14 - Chemical Kinetics124
- Ch.15 - Chemical Equilibrium73
- Ch.16 - Acid-Base Equilibria112
- Ch.17 - Additional Aspects of Aqueous Equilibria109
- Ch.18 - Chemistry of the Environment58
- Ch.19 - Chemical Thermodynamics115
- Ch.20 - Electrochemistry102
- Ch.21 - Nuclear Chemistry67
- Ch.22 - Chemistry of the Nonmetals6
- Ch.23 - Transition Metals and Coordination Chemistry19
- Ch.24 - The Chemistry of Life: Organic and Biological Chemistry16
Chapter 20, Problem 24b
Complete and balance the following half-reactions. In each case indicate whether the half-reaction is an oxidation or a reduction. (b) H2SO31aq2 ¡ SO42-1aq2 (acidic solution)
Video transcript
Hydrazine 1N2H42 and dinitrogen tetroxide 1N2O42 form a self-igniting mixture that has been used as a rocket propellant. The reaction products are N2 and H2O. (c) Which substance serves as the reducing agent and which as the oxidizing agent?
Complete and balance the following half-reactions. In each case, indicate whether the half-reaction is an oxidation or a reduction. (b) TiO21s2 ¡ Ti2+1aq2 (acidic solution)
Complete and balance the following half-reactions. In each case, indicate whether the half-reaction is an oxidation or a reduction. (f) SO32-1aq2 ¡ SO42-1aq2 (basic solution)
Complete and balance the following half-reactions. In each case indicate whether the half-reaction is an oxidation or a reduction. (g) Cr1OH231s2 ¡ CrO42-1aq2 (basic solution)
Complete and balance the following equations, and identify the oxidizing and reducing agents: (a) Cr2O72-1aq2 + I-1aq2 ¡ Cr3+1aq2 + IO3-1aq2 (acidic solution)
Complete and balance the following equations, and identify the oxidizing and reducing agents: As2O31s2 + NO3-1aq2 ¡ H3AsO41aq2 + N2O31aq2 (acidic solution)