Ch.4 - Chemical Quantities & Aqueous ReactionsWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: Consider the following unbalanced oxidation reduction reaction for the question CoO2(s) + Br2(l) → Co3+(aq) + HBrO(aq) Which compounds are involved in the reduction half reaction? (a) CoO2(s), Br2(l) (b) Co3+(aq), HBrO(aq) (c) CoO2(s), Co3+(aq) (d) Br2(l), HBrO(aq) (e) CoO2(s), HBrO(aq) (f) Br2(l), Co3+(aq)

Problem

Consider the following unbalanced oxidation reduction reaction for the question

CoO2(s) + Br2(l) → Co3+(aq) + HBrO(aq)

Which compounds are involved in the reduction half reaction?

(a) CoO2(s), Br2(l)

(b) Co3+(aq), HBrO(aq)

(c) CoO2(s), Co3+(aq)

(d) Br2(l), HBrO(aq)

(e) CoO2(s), HBrO(aq)

(f) Br2(l), Co3+(aq)