Multiple Choice
A possible mechanism for the gas phase reaction of NO and H2 is as follows: Step 1 ![A possible mechanism for the gas phase reaction of NO and H<sub>2</sub> is as follows: Step 1 2NO N<sub>2</sub>O<sub>2</sub> Step 2 N<sub>2</sub>O<sub>2</sub> + H<sub>2</sub> N<sub>2</sub>O + H<sub>2</sub>O Step 3 N<sub>2</sub>O + H<sub>2</sub> N<sub>2</sub> + H<sub>2</sub>O Which of the following statements concerning this mechanism is not directly supported by the information provided? A) Step 1 is the rate determining step. B) N<sub>2</sub>O<sub>2</sub> is an intermediate. C) There is no catalyst in this reaction. D) The rate expression for step 1 is rate = k[NO]<sup>2</sup>. E) All steps are bimolecular reactions.](https://d2lvgg3v3hfg70.cloudfront.net/TB7480/11eac9a9_4bc8_ad63_acc3_7d133d56bbeb_TB7480_11.jpg)
2NO ![A possible mechanism for the gas phase reaction of NO and H<sub>2</sub> is as follows: Step 1 2NO N<sub>2</sub>O<sub>2</sub> Step 2 N<sub>2</sub>O<sub>2</sub> + H<sub>2</sub> N<sub>2</sub>O + H<sub>2</sub>O Step 3 N<sub>2</sub>O + H<sub>2</sub> N<sub>2</sub> + H<sub>2</sub>O Which of the following statements concerning this mechanism is not directly supported by the information provided? A) Step 1 is the rate determining step. B) N<sub>2</sub>O<sub>2</sub> is an intermediate. C) There is no catalyst in this reaction. D) The rate expression for step 1 is rate = k[NO]<sup>2</sup>. E) All steps are bimolecular reactions.](https://d2lvgg3v3hfg70.cloudfront.net/TB7480/11eac9a9_4bc8_ad64_acc3_1b7de467df20_TB7480_00.jpg)
N2O2
Step 2 ![A possible mechanism for the gas phase reaction of NO and H<sub>2</sub> is as follows: Step 1 2NO N<sub>2</sub>O<sub>2</sub> Step 2 N<sub>2</sub>O<sub>2</sub> + H<sub>2</sub> N<sub>2</sub>O + H<sub>2</sub>O Step 3 N<sub>2</sub>O + H<sub>2</sub> N<sub>2</sub> + H<sub>2</sub>O Which of the following statements concerning this mechanism is not directly supported by the information provided? A) Step 1 is the rate determining step. B) N<sub>2</sub>O<sub>2</sub> is an intermediate. C) There is no catalyst in this reaction. D) The rate expression for step 1 is rate = k[NO]<sup>2</sup>. E) All steps are bimolecular reactions.](https://d2lvgg3v3hfg70.cloudfront.net/TB7480/11eac9a9_4bc8_d475_acc3_a70524fb6381_TB7480_11.jpg)
N2O2 + H2 ![A possible mechanism for the gas phase reaction of NO and H<sub>2</sub> is as follows: Step 1 2NO N<sub>2</sub>O<sub>2</sub> Step 2 N<sub>2</sub>O<sub>2</sub> + H<sub>2</sub> N<sub>2</sub>O + H<sub>2</sub>O Step 3 N<sub>2</sub>O + H<sub>2</sub> N<sub>2</sub> + H<sub>2</sub>O Which of the following statements concerning this mechanism is not directly supported by the information provided? A) Step 1 is the rate determining step. B) N<sub>2</sub>O<sub>2</sub> is an intermediate. C) There is no catalyst in this reaction. D) The rate expression for step 1 is rate = k[NO]<sup>2</sup>. E) All steps are bimolecular reactions.](https://d2lvgg3v3hfg70.cloudfront.net/TB7480/11eac9a9_4bc8_d476_acc3_a36db28afd4f_TB7480_11.jpg)
N2O + H2O
Step 3 ![A possible mechanism for the gas phase reaction of NO and H<sub>2</sub> is as follows: Step 1 2NO N<sub>2</sub>O<sub>2</sub> Step 2 N<sub>2</sub>O<sub>2</sub> + H<sub>2</sub> N<sub>2</sub>O + H<sub>2</sub>O Step 3 N<sub>2</sub>O + H<sub>2</sub> N<sub>2</sub> + H<sub>2</sub>O Which of the following statements concerning this mechanism is not directly supported by the information provided? A) Step 1 is the rate determining step. B) N<sub>2</sub>O<sub>2</sub> is an intermediate. C) There is no catalyst in this reaction. D) The rate expression for step 1 is rate = k[NO]<sup>2</sup>. E) All steps are bimolecular reactions.](https://d2lvgg3v3hfg70.cloudfront.net/TB7480/11eac9a9_4bc8_d477_acc3_41f9e9fe5fb6_TB7480_11.jpg)
N2O + H2 ![A possible mechanism for the gas phase reaction of NO and H<sub>2</sub> is as follows: Step 1 2NO N<sub>2</sub>O<sub>2</sub> Step 2 N<sub>2</sub>O<sub>2</sub> + H<sub>2</sub> N<sub>2</sub>O + H<sub>2</sub>O Step 3 N<sub>2</sub>O + H<sub>2</sub> N<sub>2</sub> + H<sub>2</sub>O Which of the following statements concerning this mechanism is not directly supported by the information provided? A) Step 1 is the rate determining step. B) N<sub>2</sub>O<sub>2</sub> is an intermediate. C) There is no catalyst in this reaction. D) The rate expression for step 1 is rate = k[NO]<sup>2</sup>. E) All steps are bimolecular reactions.](https://d2lvgg3v3hfg70.cloudfront.net/TB7480/11eac9a9_4bc8_fb88_acc3_e376639ad6d6_TB7480_11.jpg)
N2 + H2O
Which of the following statements concerning this mechanism is not directly supported by the information provided?
A) Step 1 is the rate determining step.
B) N2O2 is an intermediate.
C) There is no catalyst in this reaction.
D) The rate expression for step 1 is rate = k[NO]2.
E) All steps are bimolecular reactions.
Correct Answer:
Verified
Correct Answer:
Verified
Q11: In a first-order reaction,the half-life is 133
Q12: Calculate the activation energy,E<sub>a</sub>,for N<sub>2</sub>O<sub>5</sub>(g)→ 2 NO<sub>2</sub>(g)+
Q13: The reaction kinetics for a certain reaction
Q14: Which of the following is the effect
Q15: Elementary steps in a reaction mechanism often
Q17: If a catalyst is present in a
Q18: For the zero-order reaction A → B
Q19: The rate constant for a particular reaction
Q20: For the first-order decomposition of N<sub>2</sub>O<sub>5</sub> at
Q21: Consider the exothermic combustion of coal.Which of