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Electrochemistry Questions - All Grades

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Grade 11 Electrochemistry
College Electrochemistry
Given the standard reduction potentials in the table, which of the following MUST be true about a galvanic cell created from any two metal electrodes?
Standard Reduction Potentials
  1. The value of the galvanic cell potential must always be negative
  2. The value of the galvanic cell potential must always be zero
  3. The value of the galvanic cell potential must always be positive
  4. None of the above
Grade 11 Electrochemistry
Which of the following redox reactions represents the Daniel Cell?
  1. [math]Zn(s) + Cu^2+ (aq) rarr Zn^2+(aq) + Cu(s)[/math]
  2. [math]Cu(s) + 2Ag^+(aq) rarrCu^2+ (aq) + 2Ag(s)[/math]
  3. [math]2Al(s) + 3Cu^2+ (aq) rarr 2Al^3+(aq) + 3Cu(s)[/math]
  4. [math]Cu(s) + 2Fe^3+ (aq) rarr Cu^2+ (aq) + 2Fe^2+(aq)[/math]
College Electrochemistry
Which of the following represents a galvanic cell consisting of iron and sodium electrodes?
Standard Reduction Potentials
  1. [math]Fe "(s)""|"Fe^"2+" "(aq)" "||" Na^"+" "(aq)""|"Na "(s)"[/math]
  2. [math]Fe^"2+" "(aq)""|"Fe "(s)" "||" Na^"+" "(aq)""|"Na "(s)"[/math]
  3. [math]Na "(s)""|"Na^"+" "(aq)" "||" Fe^"2+" "(aq)""|"Fe "(s)"[/math]
  4. None of the above
College Electrochemistry
Which of the following correctly represents a galvanic cell consisting of strontium and lithium using line notation?
Standard Reduction Potentials
  1. [math]Li^+ "(aq)""|"Li "(s)" "||" Sr"(s)""|"Sr^"2+" "(aq)"[/math]
  2. [math]Li "(s)""|"Li^"+" "(aq)" "||" Sr"(s)""|"Sr^"2+" "(aq)"[/math]
  3. [math]Li "(s)""|"Li^"+" "(aq)" "||" Sr^"2+" "(aq)""|"Sr "(s)"[/math]
  4. [math]Li^+ "(aq)""|"Li "(s)" "||" Sr^"2+""(aq)""|"Sr "(s)"[/math]
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