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Tro IC.3 1.The loss of protons 2.The gain of oxygen atoms 3.The loss of hydrogen atoms 4.The gain of electrons 5.Two of the above 16.1 Which statement.

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Presentation on theme: "Tro IC.3 1.The loss of protons 2.The gain of oxygen atoms 3.The loss of hydrogen atoms 4.The gain of electrons 5.Two of the above 16.1 Which statement."— Presentation transcript:

1 Tro IC.3 1.The loss of protons 2.The gain of oxygen atoms 3.The loss of hydrogen atoms 4.The gain of electrons 5.Two of the above 16.1 Which statement best defines reduction?

2 Tro IC.3 1.The loss of protons 2.The gain of oxygen atoms 3.The loss of hydrogen atoms 4.The gain of electrons 5.Two of the above 16.1 Which statement best defines reduction?

3 Tro IC.3 1.An oxidation reaction must occur when a reduction reaction occurs. 2.The reactions occur only between two metals. 3.Half electrons are transferred in half reactions. 4.The reactions always involve oxygen. 5.All of the above 16.2 Which of the following statement best describes oxidation and reduction reactions?

4 Tro IC.3 1.An oxidation reaction must occur when a reduction reaction occurs. 2.The reactions occur only between two metals. 3.Half electrons are transferred in half reactions. 4.The reactions always involve oxygen. 5.All of the above 16.2 Which of the following statement best describes oxidation and reduction reactions?

5 Tro IC.3 1.Causes another substance to gain electrons 2.Causes another substance to gain oxygen atoms 3.Causes another substance to gain hydrogen atoms 4.Causes another substance to lose electrons 5.Two of the above 16.3 A reducing agent:

6 Tro IC.3 1.Causes another substance to gain electrons 2.Causes another substance to gain oxygen atoms 3.Causes another substance to gain hydrogen atoms 4.Causes another substance to lose electrons 5.Two of the above 16.3 A reducing agent:

7 Tro IC.3 1.Oxidized 2.Reduced 3.Synthesized 4.Neutralized 5.None of the above 16.4 In the following reaction: Fe(s) + Cu 2+ (aq) → Fe 2+ (aq) + Cu(s) iron is:

8 Tro IC.3 1.Oxidized 2.Reduced 3.Synthesized 4.Neutralized 5.None of the above 16.4 In the following reaction: Fe(s) + Cu 2+ (aq) → Fe 2+ (aq) + Cu(s) iron is:

9 Tro IC.3 1.Cu 2.Ag 1+ 3.NO 3 1 – 4.Cu 2+ 5.Ag 16.5 In the following reaction: Cu(s) + 2AgNO 3 (aq) → Cu(NO 3 ) 2 (aq) + 2Ag(s) which species is reduced?

10 Tro IC.3 1.Cu 2.Ag 1+ 3.NO 3 1 – 4.Cu 2+ 5.Ag 16.5 In the following reaction: Cu(s) + 2AgNO 3 (aq) → Cu(NO 3 ) 2 (aq) + 2Ag(s) which species is reduced?

11 Tro IC.3 1.Oxidizing agent 2.Redox agent 3.Reducing agent 4.Neutralizing agent 5.None of the above 16.6 In the following reaction: 3Mg(s) + N 2 (g) → Mg 3 N 2 (s) nitrogen is the:

12 Tro IC.3 1.Oxidizing agent 2.Redox agent 3.Reducing agent 4.Neutralizing agent 5.None of the above 16.6 In the following reaction: 3Mg(s) + N 2 (g) → Mg 3 N 2 (s) nitrogen is the:

13 Tro IC.3 1.Fe 2.Fe 2+ 3.CO 4.Fe 2 O 3 5.There is none. 16.7 In the following reaction: Fe 2 O 3 (s) + 3CO(g) → 2Fe(s) + 3CO 2 (g) the reducing agent is:

14 Tro IC.3 1.Fe 2.Fe 2+ 3.CO 4.Fe 2 O 3 5.There is none. 16.7 In the following reaction: Fe 2 O 3 (s) + 3CO(g) → 2Fe(s) + 3CO 2 (g) the reducing agent is:

15 Tro IC.3 1.KOH(aq) + HCl(aq) → H 2 O(l) + KCl(aq) 2.C 3 H 8 (g) + 5O 2 (g) → 4H 2 O(g) + 3CO 2 (g) 3.AgNO 3 (aq) + NaCl(aq) → AgCl(s) + NaNO 3 (aq) 4.All of the above 5.Two of the above 16.8 Which of the following is an example of a redox reaction?

16 Tro IC.3 1.KOH(aq) + HCl(aq) → H 2 O(l) + KCl(aq) 2.C 3 H 8 (g) + 5O 2 (g) → 4H 2 O(g) + 3CO 2 (g) 3.AgNO 3 (aq) + NaCl(aq) → AgCl(s) + NaNO 3 (aq) 4.All of the above 5.Two of the above 16.8 Which of the following is an example of a redox reaction?

17 Tro IC.3 1. -2 2. -1 3. 0 4.+2 5. -8 16.9 The oxidation state of S in S 8 is:

18 Tro IC.3 1. -2 2. -1 3. 0 4.+2 5. -8 16.9 The oxidation state of S in S 8 is:

19 Tro IC.3 1. -2 2. -1 3. 0 4. +1 5. +2 16.10 The oxidation state of copper in CuBr 2 is:

20 Tro IC.3 1. -2 2. -1 3. 0 4. +1 5. +2 16.10 The oxidation state of copper in CuBr 2 is:

21 Tro IC.3 1. 3 2. 6 3. 0 4. -7 5. -8 16.11 The sum of the oxidation states for all of the atoms in HClO 4 is:

22 Tro IC.3 1. 3 2. 6 3. 0 4. -7 5. -8 16.11 The sum of the oxidation states for all of the atoms in HClO 4 is:

23 Tro IC.3 1. -1 2.+5 3.+3 4.+4 5. -3 16.12 What is the oxidation state of Sb in H 2 SbO 3 1 –

24 Tro IC.3 1. -1 2.+5 3.+3 4.+4 5. -3 16.12 What is the oxidation state of Sb in H 2 SbO 3 1 –

25 Tro IC.3 1. 0 and 0 2.-1 and -1 3.-4 and -2 4. 0 and -1 5.-1 and -2 16.13 What are the oxidation states of oxygen in H 2 O 2 and OH 1 –, respectively?

26 Tro IC.3 1. 0 and 0 2.-1 and -1 3.-4 and -2 4. 0 and -1 5.-1 and -2 16.13 What are the oxidation states of oxygen in H 2 O 2 and OH 1 –, respectively?

27 Tro IC.3 1.Au(s) + Mg 2+ (aq) → 2.Mg(s) + Zn 2+ (aq) → 3.Zn(s) + Au 3+ (aq) → 4.Mg(s) + 2H 1+ (aq) → 5.All of the above 16.20 The following is an activity series with the most reactive metal at the top: Mg(s) → Mg 2+ (aq) + 2e – Zn(s) → Zn 2+ (aq) + 2e – H 2 (g) → 2H 1+ (aq) + 2e – Au(s) → Au 3+ (aq) + 3e – Which reaction in this list is NOT spontaneous?

28 Tro IC.3 1.Au(s) + Mg 2+ (aq) → 2.Mg(s) + Zn 2+ (aq) → 3.Zn(s) + Au 3+ (aq) → 4.Mg(s) + 2H 1+ (aq) → 5.All of the above 16.20 The following is an activity series with the most reactive metal at the top: Mg(s) → Mg 2+ (aq) + 2e – Zn(s) → Zn 2+ (aq) + 2e – H 2 (g) → 2H 1+ (aq) + 2e – Au(s) → Au 3+ (aq) + 3e – Which reaction in this list is NOT spontaneous?

29 Tro IC.3 1.Mg 2.Zn 3.Au 4.All of the above 5.Two of the above 16.21 Based on the following activity series, with the most active metal at the top: Mg(s) → Mg 2+ (aq) + 2e – Zn(s) → Zn 2+ (aq) + 2e – H 2 (g) → 2H 1+ (aq) + 2e – Au(s) → Au 3+ (aq) + 3e – which metal in the list below will dissolve in hydroiodic acid, a strong acid?

30 Tro IC.3 1.Mg 2.Zn 3.Au 4.All of the above 5.Two of the above 16.21 Based on the following activity series, with the most active metal at the top: Mg(s) → Mg 2+ (aq) + 2e – Zn(s) → Zn 2+ (aq) + 2e – H 2 (g) → 2H 1+ (aq) + 2e – Au(s) → Au 3+ (aq) + 3e – which metal in the list below will dissolve in hydroiodic acid, a strong acid?

31 Tro IC.3 1.Mg 2.Zn 3.Au 4.Mg 2+ 5.Au 3+ 16.22 Based on the following activity series, with the most active metal at the top: Mg(s) → Mg 2+ (aq) + 2e – Zn(s) → Zn 2+ (aq) + 2e – H 2 (g) → 2H + (aq) + 2e – Au(s) → Au 3+ (aq) + 3e – which metal listed is the most resistant to corrosion?

32 Tro IC.3 1.Mg 2.Zn 3.Au 4.Mg 2+ 5.Au 3+ 16.22 Based on the following activity series, with the most active metal at the top: Mg(s) → Mg 2+ (aq) + 2e – Zn(s) → Zn 2+ (aq) + 2e – H 2 (g) → 2H + (aq) + 2e – Au(s) → Au 3+ (aq) + 3e – which metal listed is the most resistant to corrosion?

33 Tro IC.3 1.Protons 2.Electrons 3.Neutrons 4.Quarks 5.Alpha particles 16.23 The usual electric current in a wire is the flow of:

34 Tro IC.3 1.Protons 2.Electrons 3.Neutrons 4.Quarks 5.Alpha particles 16.23 The usual electric current in a wire is the flow of:

35 Tro IC.3 1.Oxidation 2.Reduction 3.Electrolysis 4.Redox 5.Combustion 16.24 In an electrochemical cell, __________ occurs at the cathode

36 Tro IC.3 1.Oxidation 2.Reduction 3.Electrolysis 4.Redox 5.Combustion 16.24 In an electrochemical cell, __________ occurs at the cathode

37 Tro IC.3 1.A cathode 2.An anode 3.A salt bridge 4.A wire 5.All of the above are components. 16.25 Which of the following is NOT a component of an electrochemical cell?

38 Tro IC.3 1.A cathode 2.An anode 3.A salt bridge 4.A wire 5.All of the above are components. 16.25 Which of the following is NOT a component of an electrochemical cell?

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