quiz ch.20

quiz ch.20 - CHEM 106 FA11/BROWN (PRB5-20115-1) >...

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CHEM 106 FA11/BROWN (PRB5-20115-1) > ASSIGNMENTS > REVIEW ASSESSMENT: QUIZ 6: REDOX Review Assessment: Quiz 6: Redox User Nolan Bradshaw Submitted 10/31/11 2:19 PM Name Quiz 6: Redox Status Completed Score 9 out of 10 points Instruction s Question 1 1 out of 1 points The gain of electrons by an element is called __________. Selected Answer: Correct Answer: Question 2 1 out of 1 points __________ is the oxidizing agent in the reaction below. Cr 2 O 7 2- + 6S 2 O 3 2- + 14H + → 2Cr 3+ + 3S 4 O 6 2- + 7H 2 O Selected Answer: Correct Answer: Question 3 1 out of 1 points Table 20.2 The standard cell potential (E° cell ) for the voltaic cell based on the reaction below is __________ V. Sn 2+ (aq) + 2Fe 3+ (aq) → 2Fe 2+ (aq) + Sn 4+ (aq)
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Selected Answer: Correct Answer: Question 4 1 out of 1 points The half-reaction occurring at the anode in the balanced reaction shown below is __________. 3MnO
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quiz ch.20 - CHEM 106 FA11/BROWN (PRB5-20115-1) >...

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