What element is oxidized in the following chemical reaction? NiO2 + Cd + 2H2O $\rarr$Ni(OH)2 + Cd(OH)2

A) Ni B) Cd C) O D) H E) This is not a redox reaction. A) Ni B) Cd C) O D) H E) This is not a redox reaction.

Identify the reducing agent in the following chemical reaction. 5Fe2+(aq)+ MnO4-(aq) + 8H+(aq) $\rarr$5Fe3+(aq)+ Mn2+(aq)+ 4H2O(l)

A) Fe2+ B) MnO4- C) H+ D) Mn2+ E) Fe3+ A) Fe2+ B) MnO4- C) H+ D) Mn2+ E) Fe3+

Exam 4: Reactions in Aqueous Solutions

Identify the reducing agent in the following reaction. 2KBr + F₂ $\rarr$ Br₂ + 2KF

(Short Answer)

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Question 181

Thorium metal is prepared by reacting thorium oxide with calcium as shown below. ThO₂ + 2Ca $\rarr$ Th + 2CaO Which substance is reduced in this process?

(Short Answer)

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Question 182

What element is oxidized in the following chemical reaction? NiO₂ + Cd + 2H₂O $\rarr$ Ni(OH)₂ + Cd(OH)₂

(Multiple Choice)

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Question 183

Identify the reducing agent in the following chemical reaction. 5Fe²⁺(aq)+ MnO₄^-(aq)+ 8H⁺(aq) $\rarr$ 5Fe³⁺(aq)+ Mn²⁺(aq)+ 4H₂O(l)

(Multiple Choice)

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Question 184

The following reaction is an acid-base neutralization reaction. H₂SO₄(aq)+ CaBr₂(aq) $\rarr$ CaSO₄(s)+ 2HBr(g)

(True/False)

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Question 185

The following equation is an example of a net ionic equation. Na⁺(aq)+ Br^-(aq)+ Ag⁺(aq)+ NO₃^-(aq) $\rarr$ AgBr(s)+ Na⁺(aq)+ NO₃^-(aq)

(True/False)

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Question 186

Showing 181 - 186 of 186

Identify the reducing agent in the following reaction. 2KBr + F₂ $\rarr$ Br₂ + 2KF

Thorium metal is prepared by reacting thorium oxide with calcium as shown below. ThO₂ + 2Ca $\rarr$ Th + 2CaO Which substance is reduced in this process?

What element is oxidized in the following chemical reaction? NiO₂ + Cd + 2H₂O $\rarr$ Ni(OH)₂ + Cd(OH)₂

Identify the reducing agent in the following chemical reaction. 5Fe²⁺(aq)+ MnO₄^-(aq)+ 8H⁺(aq) $\rarr$ 5Fe³⁺(aq)+ Mn²⁺(aq)+ 4H₂O(l)

The following reaction is an acid-base neutralization reaction. H₂SO₄(aq)+ CaBr₂(aq) $\rarr$ CaSO₄(s)+ 2HBr(g)

The following equation is an example of a net ionic equation. Na⁺(aq)+ Br^-(aq)+ Ag⁺(aq)+ NO₃^-(aq) $\rarr$ AgBr(s)+ Na⁺(aq)+ NO₃^-(aq)

Chemistry: the Study of Change

Atoms, Molecules, and Ions

Mass Relationships in Chemical Reactions

Gases

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Molecular Geometry and Hybridization of Atomic Orbitals

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metal Chemistry and Coordination Compounds

Organic Chemistry

Synthetic and Natural Organic Polymers

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Exam 4: Reactions in Aqueous Solutions

Identify the reducing agent in the following reaction. 2KBr + F2 →\rarr→ Br2 + 2KF

Thorium metal is prepared by reacting thorium oxide with calcium as shown below. ThO2 + 2Ca →\rarr→ Th + 2CaO Which substance is reduced in this process?

What element is oxidized in the following chemical reaction? NiO2 + Cd + 2H2O →\rarr→ Ni(OH)2 + Cd(OH)2

Identify the reducing agent in the following chemical reaction. 5Fe2+(aq)+ MnO4-(aq) + 8H+(aq) →\rarr→ 5Fe3+(aq)+ Mn2+(aq)+ 4H2O(l)

The following reaction is an acid-base neutralization reaction. H2SO4(aq)+ CaBr2(aq) →\rarr→ CaSO4(s)+ 2HBr(g)

The following equation is an example of a net ionic equation. Na+(aq)+ Br-(aq)+ Ag+(aq)+ NO3-(aq) →\rarr→ AgBr(s)+ Na+(aq)+ NO3-(aq)

Chemistry: the Study of Change

Atoms, Molecules, and Ions

Mass Relationships in Chemical Reactions

Gases

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Molecular Geometry and Hybridization of Atomic Orbitals

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metal Chemistry and Coordination Compounds

Organic Chemistry

Synthetic and Natural Organic Polymers

Filters

Identify the reducing agent in the following reaction. 2KBr + F₂ $\rarr$ Br₂ + 2KF

Thorium metal is prepared by reacting thorium oxide with calcium as shown below. ThO₂ + 2Ca $\rarr$ Th + 2CaO Which substance is reduced in this process?

What element is oxidized in the following chemical reaction? NiO₂ + Cd + 2H₂O $\rarr$ Ni(OH)₂ + Cd(OH)₂

Identify the reducing agent in the following chemical reaction. 5Fe²⁺(aq)+ MnO₄^-(aq)+ 8H⁺(aq) $\rarr$ 5Fe³⁺(aq)+ Mn²⁺(aq)+ 4H₂O(l)

The following reaction is an acid-base neutralization reaction. H₂SO₄(aq)+ CaBr₂(aq) $\rarr$ CaSO₄(s)+ 2HBr(g)

The following equation is an example of a net ionic equation. Na⁺(aq)+ Br^-(aq)+ Ag⁺(aq)+ NO₃^-(aq) $\rarr$ AgBr(s)+ Na⁺(aq)+ NO₃^-(aq)