Ih acidic aqueous 54. Classify each half-reactlo solution as an oxidation or a reduction and balance the half-reaction. (a) S(s) → H,S(g) - - (b) S,Og (aq) – 2 SO, (aq) → Cr*(aq) → NO3 (aq) 3+ (c) Cr,O, (aq) (d) NO(g) -

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method.
62. Balance each
(a) Zn(s) + Sn²+(aq)
(b) Mg(s) + Cr³*(aq)
(c) Al(s) + Ag*(aq)
solution as an oxidation or a reduction and balance the
70. Balance each redox reaction occurring in basic solution.
64. Classify each half-reaction occurring in acidic aqueous
68. Use the half-reaction method to balance each redox reaction
Zn+ (aq) + Sn(s)
→ Mg"(aq) + Cr(s)
Al³* (aq) + Ag(s)
TACIO
half-reaction.
H,S(g) -
2 SO, (aq)
Cr** (aq)
(a) S(s)
2-
(b) S,O3² (aq)
(c) Cr,O, (aq)
3+
-
(d) NO(g)
NO3 (aq)
66. Use the half-reaction method to balance each redox reaction
occurring in acidic aqueous solution.
(a) I (aq) + NO2 (aq)
(b) BrO3 (aq) + NH4(8)
(c) NO3¯(aq) + Sn²*(aq)
→ „(s) + NO(g)
Br (aq) + N2(8)
Snt+ (aq) + N0(g)
occurring in acidic aqueous solution.
(a) IO3 (aq) + SO2(8)
(b) Sn** (aq) + H,(g)
(c) Cr,0,7 (aq) + Br¯(aq)
→ L(s) + SO,² (aq)
Sn²*(aq) + H*(aq)
Cr*(aq) + Br2(aq)
HOW
>
(a) NO2 (aq) + Al(s)
(b) Al(s) + MnO4 (aq)
NH3(8) + AIO2 (aq)
MnO2(s) + Al(OH)4 (aq)
Transcribed Image Text:method. 62. Balance each (a) Zn(s) + Sn²+(aq) (b) Mg(s) + Cr³*(aq) (c) Al(s) + Ag*(aq) solution as an oxidation or a reduction and balance the 70. Balance each redox reaction occurring in basic solution. 64. Classify each half-reaction occurring in acidic aqueous 68. Use the half-reaction method to balance each redox reaction Zn+ (aq) + Sn(s) → Mg"(aq) + Cr(s) Al³* (aq) + Ag(s) TACIO half-reaction. H,S(g) - 2 SO, (aq) Cr** (aq) (a) S(s) 2- (b) S,O3² (aq) (c) Cr,O, (aq) 3+ - (d) NO(g) NO3 (aq) 66. Use the half-reaction method to balance each redox reaction occurring in acidic aqueous solution. (a) I (aq) + NO2 (aq) (b) BrO3 (aq) + NH4(8) (c) NO3¯(aq) + Sn²*(aq) → „(s) + NO(g) Br (aq) + N2(8) Snt+ (aq) + N0(g) occurring in acidic aqueous solution. (a) IO3 (aq) + SO2(8) (b) Sn** (aq) + H,(g) (c) Cr,0,7 (aq) + Br¯(aq) → L(s) + SO,² (aq) Sn²*(aq) + H*(aq) Cr*(aq) + Br2(aq) HOW > (a) NO2 (aq) + Al(s) (b) Al(s) + MnO4 (aq) NH3(8) + AIO2 (aq) MnO2(s) + Al(OH)4 (aq)
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