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Exam #3 Review Clicker Questions

# Exam #3 Review Clicker Questions - KINETICS Clicker...

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KINETICS

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The rate law for the reaction H 2 O 2 + 2H + + 2I - I 2 + 2H 2 O is rate = k[H 2 O 2 ][I - ]. The following mechanism has been suggested. Clicker Questions: [1. Press “ Go ”; 2. Press “ 43 ”; 3. Press “ Go ”] Identify all intermediates included in this mechanism. 1. H + and I - 2. H + and HOI 3. HOI and OH - 4. H + only 5. H 2 O and OH -
The gas phase reaction of nitrogen dioxide and carbon monoxide was found by experiment to be second-order with respect to NO 2 , and zeroth-order with respect to CO below 25 ° C. NO 2 + CO NO + CO 2 Which one of the following mechanisms is consistent with the observed reaction order? 1. 2. 3. 4. Clicker Questions: [1. Press “ Go ”; 2. Press “ 43 ”; 3. Press “ Go ”]

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With respect to this figure, which choice correctly identifies all the numbered positions (note: activated complex = transition state)? 1. Row 1 2. Row 2 3. Row 3 4. Row 4 5. Row 5
The reaction 2 A + 2 B C + D proceeds by this mechanism: 2 A ' A 2 (fast) A 2 + B X + C (slow) X + B D (fast) The rate equation (rate law) for the reaction is _______. 1. rate = k [A] [B] 2. rate = k [A] 2 [B] 2 3. rate = k [A 2 ][B] 4. rate = k [A] 2 [B]

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Nitrous oxide (N 2 O) decomposes at 600 ° C according to the balanced equation 2N 2 O(g) 2N 2 (g) + O 2 (g) A reaction mechanism involving three steps is shown below. Identify all of the catalysts in the following mechanism. Cl 2 (g) 2Cl(g) N 2 O(g) + Cl(g) N 2 (g) + ClO(g) (occurs twice) ClO(g) + ClO(g) Cl 2 (g) + O 2 (g) 1. Cl 2. Cl 2 3. ClO 4. N 2 O 5. ClO and Cl
Which statement most accurately describes the behavior of a catalyst?

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Exam #3 Review Clicker Questions - KINETICS Clicker...

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