Using the following portion of the activity series for oxidation half reactions K(s)→ K+(aq)+ e- Al(s)→ Al3+(aq)+ 3e- Fe(s)→ Fe2+(aq)+ 2e- Sn(s)→ Sn2+(aq)+ 2e- Determine which reaction will occur.

A) Al3+(aq)with Fe(s) B) Al(s)with Sn(s) C) K+(aq)with Fe2+(aq) D) K(s)with Sn2+(aq) A) Al3+(aq)with Fe(s) B) Al(s)with Sn(s) C) K+(aq)with Fe2+(aq) D) K(s)with Sn2+(aq) D

What is the oxidation number of the sulfur atom in K2SO4 ?

A) -2 B) +2 C) +4 D) +6 A) -2 B) +2 C) +4 D) +6 D

The reaction Na3PO4(aq)+ 3 AgNO3(aq)→ Ag3PO4(s)+ 3 NaNO3(aq)is best classified as a(n)

A) acid-base neutralization reaction. B) oxidation-reduction reaction. C) precipitation reaction. D) single replacement reaction. A) acid-base neutralization reaction. B) oxidation-reduction reaction. C) precipitation reaction. D) single replacement reaction.

Using the following portion of the activity series for oxidation half reactions Ca(s)→ Ca2+(aq)+ 2e- Mg(s)→ Mg2+(aq)+ 2e- Zn(s)→ Zn2+(aq)+ 2e- Cu(s)→ Cu2+(aq)+ 2e- Determine which reaction will not occur.

A) Ca(s)with Cu2+(aq) B) Ca(s)with Zn2+(aq) C) Zn(s)with Cu2+(aq) D) Zn(s)with Mg2+(aq) A) Ca(s)with Cu2+(aq) B) Ca(s)with Zn2+(aq) C) Zn(s)with Cu2+(aq) D) Zn(s)with Mg2+(aq)

Which of the compounds of H2C2O4, Ca(OH)2,KOH,and H I,behave as acids when they are dissolved in water?

A) Ca(OH)2 and KOH B) H2C2O4 and HI C) only H I D) only KOH A) Ca(OH)2 and KOH B) H2C2O4 and HI C) only H I D) only KOH

Write a net ionic equation for the neutralization reaction of CH3CO2H(aq)with CsOH(aq).

A) CH3CO2H(aq)+ CsOH(aq)→ CH3CO2Cs(aq)+ H2O(l) B) CH3CO2-(aq)+ H+(aq)+ Cs+(aq)+ OH-(aq)→ CH3CO2-(aq)+ Cs+ + H2O(l) C) CH3CO2H(aq)+ Cs+(aq)+ OH-(aq)→ CH3CO2Cs(s)+ H2O(l) D) CH3CO2H(aq)+ OH-(aq)→ CH3CO2-(aq)+ H2O(l) A) CH3CO2H(aq)+ CsOH(aq)→ CH3CO2Cs(aq)+ H2O(l) B) CH3CO2-(aq)+ H+(aq)+ Cs+(aq)+ OH-(aq)→ CH3CO2-(aq)+ Cs+ + H2O(l) C) CH3CO2H(aq)+ Cs+(aq)+ OH-(aq)→ CH3CO2Cs(s)+ H2O(l) D) CH3CO2H(aq)+ OH-(aq)→ CH3CO2-(aq)+ H2O(l)

Exam 4: Reactions in Aqueous Solutions

Using the following portion of the activity series for oxidation half reactions K(s)→ K⁺(aq)+ e^- Al(s)→ Al³⁺(aq)+ 3e^- Fe(s)→ Fe²⁺(aq)+ 2e^- Sn(s)→ Sn²⁺(aq)+ 2e^- Determine which reaction will occur.

Free

(Multiple Choice)

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Question 1

Correct Answer:

Verified

What is the oxidation number of the sulfur atom in K₂SO₄?

Free

(Multiple Choice)

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Question 2

Correct Answer:

Verified

What is the molarity of a potassium triiodide solution,KI₃(aq),if 30.00 mL of the solution is required to completely react with 25.00 mL of a 0.200 M thiosulfate solution,Na₂S₂O₃(aq)? The chemical equation for the reaction is: 2 S₂O₃^2-(aq)+ I₃^-(aq)→ S₄O₆^2-(aq)+ 3 I^-(aq)

Free

(Multiple Choice)

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Question 3

Correct Answer:

Verified

What is the oxidation number change for the bromine atom in the following unbalanced reduction half reaction? Br O₃^-(aq)+ H⁺(aq)→ Br^-(aq)+ H₂O(l)

(Multiple Choice)

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Question 4

Which pair of compounds is insoluble in water?

(Multiple Choice)

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Question 5

What are the coefficients in front of NO₃^-(aq)and Cu(s)when the following redox equation is balanced in an acidic solution: ___ NO₃^-(aq)+ _ Cu(s)→ _ NO(g)+ ___ Cu²⁺(aq)?

(Multiple Choice)

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Question 6

The reaction Na₃PO₄(aq)+ 3 AgNO₃(aq)→ Ag₃PO₄(s)+ 3 NaNO₃(aq)is best classified as a(n)

(Multiple Choice)

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Question 7

Using the following portion of the activity series for oxidation half reactions,determine which combination of reactants will result in a reaction. Na(s)→ Na⁺(aq)+ e^- Cr(s)→ Cr³⁺(aq)+ 3 e^-

(Multiple Choice)

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Question 8

Using the following portion of the activity series for oxidation half reactions Ca(s)→ Ca²⁺(aq)+ 2e^- Mg(s)→ Mg²⁺(aq)+ 2e^- Zn(s)→ Zn²⁺(aq)+ 2e^- Cu(s)→ Cu²⁺(aq)+ 2e^- Determine which reaction will not occur.

(Multiple Choice)

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Question 9

Disproportionation is a reaction in which a substance is both oxidized and reduced in the reaction.Which is a disproportionation reaction?

(Multiple Choice)

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Question 10

In the unbalanced equation shown below how many moles of electrons are transferred per mole of reducing agent? C₂O₄2- (aq)+ MnO₄^-(aq)→ CO₂(aq)+ Mn²⁺(aq)

(Multiple Choice)

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Question 11

Which of the compounds of H₂C₂O_4, Ca(OH)₂,KOH,and H I,behave as acids when they are dissolved in water?

(Multiple Choice)

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Question 12

When the equation below is balanced in basic solution using the smallest whole numbers,the coefficient in front of the OH^-(aq)is ________. CN^-(aq)+ MnO₄^-(aq)→ CNO^-(aq)+ MnO₂(s)

(Short Answer)

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Question 13

The mixing of which pair of reactants will result in a precipitation reaction?

(Multiple Choice)

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Question 14

Write a balanced net ionic equation for the reaction of AgNO₃(aq)with Cu(s).

(Multiple Choice)

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Question 15

Write a net ionic equation for the neutralization reaction of CH₃CO₂H(aq)with CsOH(aq).

(Multiple Choice)

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Question 16

Write a net ionic equation for the neutralization reaction of HCN(aq)with NaOH(aq).

(Multiple Choice)

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Question 17

Which species functions as the reducing agent in the following reduction-oxidation reaction? ZnO(s)+ C(s)→ Zn(s)+ CO(g)

(Multiple Choice)

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Question 18

The chemical formula for sulfurous acid is

(Multiple Choice)

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Question 19

-Which of the above graphs corresponds to titration II?

(Multiple Choice)

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Question 20

Showing 1 - 20 of 174

Exam 4: Reactions in Aqueous Solutions

Using the following portion of the activity series for oxidation half reactions K(s)→ K+(aq)+ e- Al(s)→ Al3+(aq)+ 3e- Fe(s)→ Fe2+(aq)+ 2e- Sn(s)→ Sn2+(aq)+ 2e- Determine which reaction will occur.

What is the oxidation number of the sulfur atom in K2SO4 ?

What is the molarity of a potassium triiodide solution,KI3(aq),if 30.00 mL of the solution is required to completely react with 25.00 mL of a 0.200 M thiosulfate solution,Na2S2O3(aq)? The chemical equation for the reaction is: 2 S2O32-(aq)+ I3-(aq)→ S4O62-(aq)+ 3 I-(aq)

What is the oxidation number change for the bromine atom in the following unbalanced reduction half reaction? Br O3- (aq)+ H+(aq)→ Br-(aq)+ H2O(l)

Which pair of compounds is insoluble in water?

What are the coefficients in front of NO3-(aq)and Cu(s)when the following redox equation is balanced in an acidic solution: _____ NO3-(aq)+ _____ Cu(s)→ _____ NO(g)+ _____ Cu2+(aq)?

The reaction Na3PO4(aq)+ 3 AgNO3(aq)→ Ag3PO4(s)+ 3 NaNO3(aq)is best classified as a(n)

Using the following portion of the activity series for oxidation half reactions,determine which combination of reactants will result in a reaction. Na(s)→ Na +(aq)+ e- Cr(s)→ Cr3+(aq)+ 3 e-

Using the following portion of the activity series for oxidation half reactions Ca(s)→ Ca2+(aq)+ 2e- Mg(s)→ Mg2+(aq)+ 2e- Zn(s)→ Zn2+(aq)+ 2e- Cu(s)→ Cu2+(aq)+ 2e- Determine which reaction will not occur.

Disproportionation is a reaction in which a substance is both oxidized and reduced in the reaction.Which is a disproportionation reaction?

In the unbalanced equation shown below how many moles of electrons are transferred per mole of reducing agent? C2O42- (aq)+ MnO4-(aq)→ CO2(aq)+ Mn2+(aq)

Which of the compounds of H2C2O4, Ca(OH)2,KOH,and H I,behave as acids when they are dissolved in water?

When the equation below is balanced in basic solution using the smallest whole numbers,the coefficient in front of the OH-(aq)is ________. CN-(aq)+ MnO4-(aq)→ CNO-(aq)+ MnO2(s)

The mixing of which pair of reactants will result in a precipitation reaction?

Write a balanced net ionic equation for the reaction of AgNO3(aq)with Cu(s).

Write a net ionic equation for the neutralization reaction of CH3CO2H(aq)with CsOH(aq).

Write a net ionic equation for the neutralization reaction of HCN(aq)with NaOH(aq).

Which species functions as the reducing agent in the following reduction-oxidation reaction? ZnO(s)+ C(s)→ Zn(s)+ CO(g)

The chemical formula for sulfurous acid is

-Which of the above graphs corresponds to titration II?

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Using the following portion of the activity series for oxidation half reactions K(s)→ K⁺(aq)+ e^- Al(s)→ Al³⁺(aq)+ 3e^- Fe(s)→ Fe²⁺(aq)+ 2e^- Sn(s)→ Sn²⁺(aq)+ 2e^- Determine which reaction will occur.

What is the oxidation number of the sulfur atom in K₂SO₄?

What is the molarity of a potassium triiodide solution,KI₃(aq),if 30.00 mL of the solution is required to completely react with 25.00 mL of a 0.200 M thiosulfate solution,Na₂S₂O₃(aq)? The chemical equation for the reaction is: 2 S₂O₃^2-(aq)+ I₃^-(aq)→ S₄O₆^2-(aq)+ 3 I^-(aq)

What is the oxidation number change for the bromine atom in the following unbalanced reduction half reaction? Br O₃^-(aq)+ H⁺(aq)→ Br^-(aq)+ H₂O(l)

What are the coefficients in front of NO₃^-(aq)and Cu(s)when the following redox equation is balanced in an acidic solution: ___ NO₃^-(aq)+ _ Cu(s)→ _ NO(g)+ ___ Cu²⁺(aq)?

The reaction Na₃PO₄(aq)+ 3 AgNO₃(aq)→ Ag₃PO₄(s)+ 3 NaNO₃(aq)is best classified as a(n)

Using the following portion of the activity series for oxidation half reactions,determine which combination of reactants will result in a reaction. Na(s)→ Na⁺(aq)+ e^- Cr(s)→ Cr³⁺(aq)+ 3 e^-

Using the following portion of the activity series for oxidation half reactions Ca(s)→ Ca²⁺(aq)+ 2e^- Mg(s)→ Mg²⁺(aq)+ 2e^- Zn(s)→ Zn²⁺(aq)+ 2e^- Cu(s)→ Cu²⁺(aq)+ 2e^- Determine which reaction will not occur.

In the unbalanced equation shown below how many moles of electrons are transferred per mole of reducing agent? C₂O₄2- (aq)+ MnO₄^-(aq)→ CO₂(aq)+ Mn²⁺(aq)

Which of the compounds of H₂C₂O_4, Ca(OH)₂,KOH,and H I,behave as acids when they are dissolved in water?

When the equation below is balanced in basic solution using the smallest whole numbers,the coefficient in front of the OH^-(aq)is ________. CN^-(aq)+ MnO₄^-(aq)→ CNO^-(aq)+ MnO₂(s)

Write a balanced net ionic equation for the reaction of AgNO₃(aq)with Cu(s).

Write a net ionic equation for the neutralization reaction of CH₃CO₂H(aq)with CsOH(aq).