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: Which of the following are redox reactions? I. CuSO4 + 2NaOH → Cu(OH) 2 + Na 2SO4   II. 2Al + 3MgSO4 → 3Mg + Al 2(SO4)3   III. 2(NH4)3PO4 + 3Ba(NO3)2 → Ba 3(PO4)2 + 6NH4NO3   IV. 2HNO3 + 3H3AsO

Problem

Which of the following are redox reactions?

I. CuSO4 + 2NaOH → Cu(OH) 2 + Na 2SO4

 

II. 2Al + 3MgSO4 → 3Mg + Al 2(SO4)3

 

III. 2(NH4)3PO4 + 3Ba(NO3)2 → Ba 3(PO4)2 + 6NH4NO3

 

IV. 2HNO3 + 3H3AsO3 → 2NO + 3H 3AsO4 + H2O