Hw8-G1-Redox - Exercise Set 8 OXIDATION-REDUCTION CHM 2045...

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Exercise Set 8 OXIDATION-REDUCTION CHM 2045 Hw8-G1-Redox.wpd Oxidation Numbers 1. What is an oxidation number? Compare the concept of oxidation state or number to the concept of formal charge. 2. Use the periodic table to predict the most positive and most negative oxidation numbers expected for each of the following elements. a) N b) Cl c) F d) Na e) S f) Ca g) C h) O i) Al j) Mn k) H 3. Indicate the oxidation state of H in each of the following. a) H 2 O b) HCl c) NaH d) H 2 e) CH 4 f) CaH 2 g) NH 3 h) LiAlH 4 4. What is the oxidation state of oxygen in each of the following? a) CO 2 b) N 2 O 5 c) Li 2 O d) Mg(OH) 2 e) Na 2 O 2 f) Al 2 O 3 g) O 2 h) O 3 i) H 2 O 2 j) Cl 2 O k) OF 2 l) BaO m) BaO 2 n) O 2- 5. What is the oxidation number of phosphorus in each of the following? a) P 4 O 10 b) P 4 c) P 4 O 6 d) P 3- e) Mg 3 P 2 f) PF 5 g) H 3 PO 4 h) H 3 PO 3 i) H 3 PO 2 j) PCl 3 k) Na 3 PO 4 l) PH 3 6. What is the oxidation state of bromine in each of the following? a) Br 2 b) Br 2 O c) HBr d) Br 2 O 5 e) Br 2 O 3 f) BrO 3 - g) CaBr 2 h) KBrO 3 i) LiOBr j) HBrO 4 k) BrF l) Br - 7. Indicate the oxidation number of sulfur in each of the following compounds. a) H 2 S b) SO 3 c) S 8 d) SOCl 2 e) SO 2 Cl 2 f) SO 2 g) S 2- h) H 2 SO 4 i) BaSO 3 j) Na 2 S 2 O 3 k) Al 2 S 3 l) SF 6 m) SCl 2 8. What is the oxidation state of carbon in each of the following? a)
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This note was uploaded on 11/16/2011 for the course CHM 2045 taught by Professor Mitchell during the Fall '07 term at University of Florida.

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Hw8-G1-Redox - Exercise Set 8 OXIDATION-REDUCTION CHM 2045...

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