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7.14 Identify each of the following as an oxidation or a reduction: A. O2(g)+4 e--202-(aq) Oxidation...
(1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half-reaction....
(1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half-reaction. Half-reaction Identification Fe2+(aq)--> Fe3+(aq) + e- Br2(l) + 2e- --> 2Br-(aq) (2) Write a balanced equation for the overall redox reaction. (Use smallest possible integer coefficients.)
(1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half-...
(1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half- reaction. identification half-reaction Mn(s) >Mn2(aq) + 2e Br2(1) +20_ 2Br" (aq) oxidation reduction (2) Write a balanced equation for the overall redox reaction. Use smallest possible integer coefficients.
Balance the following oxidation-reduction reactions using the half-reaction method. 1. HCOOH (aq) + MnO.. (aq) → CO2 (g) + Mn2. Acidie solution Identify the reduction half Identify the oxidation...
Balance the following oxidation-reduction reactions using the half-reaction method. 1. HCOOH (aq) + MnO.. (aq) → CO2 (g) + Mn2. Acidie solution Identify the reduction half Identify the oxidation half Basic solution Identify the reduction half Identify the oxidation half Write a balanced equation for the electrode and overall cell reactions in the following galvanic cell and determine E°. Sketch the cell, labeling the anode and cathode and showing the direction of electron and ion flow. 2. 3. Circle the...
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons &n
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons (3) transfer of electrons (2) sharing of protons (4) transfer of protons In this reaction, CO→ 2 CO + O2 the oxidation number of carbon changes from: (1) 0 to +4 (3) +3 to 0 (2) +2 to +4 (4) +4 to +2 Which balanced equation represents a redox reaction? AgNO3 (aq) +NaCl (aq) →AgCl (s) +NaNO3 (aq) H2CO3 (aq)...
Part A Identify each of the following as an oxidation or a reduction. Drag the appropriate...
Part A Identify each of the following as an oxidation or a reduction. Drag the appropriate items to their respective bins. Ag(s)—Ag+ (aq) +e- | Be2+ (aq) + 2e →Be(s) Cd(s) +Cd2+ (aq) + 2e Cu2+ (aq) + e +Cu+ (aq) Oxidation Reduction
Consider the following reduction/oxidation reaction : Mg(s) + Br2(l) → Mg2+(aq) + 2Br–(aq) What is the...
Consider the following reduction/oxidation reaction : Mg(s) + Br2(l) → Mg2+(aq) + 2Br–(aq) What is the anode? a.) Mg(s) / Mg2+(aq) b.) Br2(l) / 2Br–(aq)
Table 20.1 Half Reaction E°(V). F2 (g) + 2e →2F (aq) +2.87 Cl2 (g) + 2e...
Table 20.1 Half Reaction E°(V). F2 (g) + 2e →2F (aq) +2.87 Cl2 (g) + 2e → 2CV (aq) +1.359 Br2 (1) + 2e → 2Br (aq) +1.065 O2 (g) + 4H+ (aq) + 4e → 2H20 (1)+1.23 Agt te → Ag (s) +0.799 Fe3+ (aq) + € → Fe2+ (aq) +0.771 12 (s) + 2e → 21+ (aq) +0.536 Cu2+ + 2e → Cu(s) +0.34 2H+ + 2e → H2 (g) Pb2+ + 2e → Pb (s) -0.126 Ni2+...
1. Classify each of the following as a combination, decomposition, single replacement, double replacement, or combustion...
1. Classify each of the following as a combination,
decomposition, single replacement, double replacement, or
combustion reaction:
_______________
2 Fe2O3(s) + 3 C(s)
3 CO2(g) + 4 Fe(s)
_______________
2 KClO3(s)
2 KCl(s) + 3 O2(g)
_______________
2 C3H6(g) + 9 O2(g)
6 CO2(g) + 6H2O(g) + energy
_______________
N2(g) + 2 O2(g)
2 NO2(g)
_______________
BaCl2(aq) + K2SO4(aq)
BaSO4(s) + 2 KCl(aq)
2. Identify as an oxidation or reduction reaction:
Oxidation
Reduction
O2 + 4 e-
2...
Identify the oxidation-reduction reaction among the following: Zn(s)+CuBr2(aq)>ZnBr2(aq) + CU (s), 2Na(s)+Cl29(aq) > 2NaCl(s). 2Mg(s) +...
Identify the oxidation-reduction reaction among the following: Zn(s)+CuBr2(aq)>ZnBr2(aq) + CU (s), 2Na(s)+Cl29(aq) > 2NaCl(s). 2Mg(s) + O2(g) > 2MgO(s). A) 1and 2 only, B) 1and 3 only, C 2 and 3 only D). all . E) None of the above
4. (a) Use the standard reduction potentials at 25° C in Table 18.1 in Tro, Fridgen...
4. (a) Use the standard reduction potentials at 25° C in Table 18.1 in Tro, Fridgen and Shaw, and calculate the standard emf E° of an electrochemical cell described by the following reaction: 3 Zn + 2 Cr3+ + 2 Cr + 3 Zn? (b) What is n? (c) What is AGº for this reaction at 25°? (d) What is the equilibrium constant for this reaction at 25°? TABLE 18.1 Standard Reduction Potentials at 25°C EV) 2.87 1.61 1.51 1.36...
(1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction half- reaction. identification half-reaction Mn(s) >Mn2(aq) + 2e Br2(1) +20_ 2Br" (aq) oxidation reduction (2) Write a balanced equation for the overall redox reaction. Use smallest possible integer coefficients.
Balance the following oxidation-reduction reactions using the half-reaction method. 1. HCOOH (aq) + MnO.. (aq) → CO2 (g) + Mn2. Acidie solution Identify the reduction half Identify the oxidation half Basic solution Identify the reduction half Identify the oxidation half Write a balanced equation for the electrode and overall cell reactions in the following galvanic cell and determine E°. Sketch the cell, labeling the anode and cathode and showing the direction of electron and ion flow. 2. 3. Circle the...
Part A Identify each of the following as an oxidation or a reduction. Drag the appropriate items to their respective bins. Ag(s)—Ag+ (aq) +e- | Be2+ (aq) + 2e →Be(s) Cd(s) +Cd2+ (aq) + 2e Cu2+ (aq) + e +Cu+ (aq) Oxidation Reduction
Table 20.1 Half Reaction E°(V). F2 (g) + 2e →2F (aq) +2.87 Cl2 (g) + 2e → 2CV (aq) +1.359 Br2 (1) + 2e → 2Br (aq) +1.065 O2 (g) + 4H+ (aq) + 4e → 2H20 (1)+1.23 Agt te → Ag (s) +0.799 Fe3+ (aq) + € → Fe2+ (aq) +0.771 12 (s) + 2e → 21+ (aq) +0.536 Cu2+ + 2e → Cu(s) +0.34 2H+ + 2e → H2 (g) Pb2+ + 2e → Pb (s) -0.126 Ni2+...
1. Classify each of the following as a combination,
decomposition, single replacement, double replacement, or
combustion reaction:
_______________
2 Fe2O3(s) + 3 C(s)
3 CO2(g) + 4 Fe(s)
_______________
2 KClO3(s)
2 KCl(s) + 3 O2(g)
_______________
2 C3H6(g) + 9 O2(g)
6 CO2(g) + 6H2O(g) + energy
_______________
N2(g) + 2 O2(g)
2 NO2(g)
_______________
BaCl2(aq) + K2SO4(aq)
BaSO4(s) + 2 KCl(aq)
2. Identify as an oxidation or reduction reaction:
Oxidation
Reduction
O2 + 4 e-
2...
4. (a) Use the standard reduction potentials at 25° C in Table 18.1 in Tro, Fridgen and Shaw, and calculate the standard emf E° of an electrochemical cell described by the following reaction: 3 Zn + 2 Cr3+ + 2 Cr + 3 Zn? (b) What is n? (c) What is AGº for this reaction at 25°? (d) What is the equilibrium constant for this reaction at 25°? TABLE 18.1 Standard Reduction Potentials at 25°C EV) 2.87 1.61 1.51 1.36...
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