Balance the following half- equations: (aq) 3+ 2- 1. O2(g) → 0² 2. Cr₂O7² (aq) → Cr³+ (aq) 3. Cl(aq) → Cl2(g) 4. NO3(aq) → NH4* (aq) → VO3 (aq) 5. V²+ (aq) in basic medium in acidic medium in acidic medium in acidic medium in basic medium

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Chapter1: Chemical Foundations
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VI. Exercise 2.1
Balance the following half- equations:
O2(g) → 0²-
>
2-
1. O2(g)
(aq)
3+
→ Cr³+
2. Cr₂07 (aq)
3. Cl(aq) → Cl2(g)
NHA
(aq)
4. NO3(aq)
5. V²+
→ VO3 (aq)
(aq)
(aq)
in basic medium
in acidic medium
in acidic medium
in acidic medium
in basic medium
Transcribed Image Text:VI. Exercise 2.1 Balance the following half- equations: O2(g) → 0²- > 2- 1. O2(g) (aq) 3+ → Cr³+ 2. Cr₂07 (aq) 3. Cl(aq) → Cl2(g) NHA (aq) 4. NO3(aq) 5. V²+ → VO3 (aq) (aq) (aq) in basic medium in acidic medium in acidic medium in acidic medium in basic medium
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