Chapter Four Extra Practice Problems

Chapter Four Extra Practice Problems - Chapter Four Extra...

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1 Chapter Four Extra Practice Problems 1. Determine the oxidation state of sulfur in each of the following compounds: a) H 2 S b) S 8 ( s ) c) SCl 2 d) Na 2 SO 3 e) SO 4 2- 2. What is the oxidation state of the underlined element in each of the following? a) P 2 O 5 b) Cr 2 O 7 2- c) Sn Br 4 d) KClO 4 e) P 4 ( s ) 3. Determine the oxidation state of each element in each of the following compounds: a) As 2 O 3 b) NaHCO 3 c) Na 3 PO 4 d) NO + e) BrF 3 f) PbSO 4 g) SF 4 h) CoCl 4 2- i) NO 2 - j) UO 2 2+
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2 4. Write balanced molecular (formula unit), total ionic, and net ionic equations for the reactions (if any) that occur when solutions of the following compounds are mixed: a) BaCl 2 and Na 2 SO 4 b) KCl and Na 2 SO 4 c) Potassium hydroxide and cobalt(II) nitrate d) Calcium chloride and sodium phosphate 5. Indicate the oxidation states of the elements that undergo a change in oxidation number in each of the following reactions. Identify the oxidizing agent and reducing agent in each case.
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Chapter Four Extra Practice Problems - Chapter Four Extra...

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