Multiple Choice
The reaction CHCl3(g) + Cl2(g) ![The reaction CHCl<sub>3</sub>(g) + Cl<sub>2</sub>(g) CCl<sub>4</sub>(g) + HCl(g) has been proposed to occur by the following mechanism. Cl<sub>2</sub> 2Cl fast equilibrium CHCl<sub>3</sub> + Cl HCl + CCl<sub>3</sub> slow step CCl<sub>3</sub> + Cl CCl<sub>4</sub> fast What is the rate law predicted by this mechanism? A) Rate = k<sub>exp</sub>[CHCl<sub>3</sub>][Cl<sub>2</sub>] B) Rate = k<sub>2</sub>[CHCl<sub>3</sub>][Cl] C) Rate = k<sub>1</sub>[Cl<sub>2</sub>] D) Rate = k<sub>3</sub>[CCl<sub>3</sub>][Cl] E) Rate = k<sub>2</sub>(k<sub>1</sub>/k<sub>-1</sub>) <sup>1/2</sup>[CHCl<sub>3</sub>][Cl<sub>2</sub>]<sup>1/2</sup>](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f0f_67c4_a82d_0f3a9943f095_TB2288_11.jpg)
CCl4(g) + HCl(g) has been proposed to occur by the following mechanism.
Cl2 ![The reaction CHCl<sub>3</sub>(g) + Cl<sub>2</sub>(g) CCl<sub>4</sub>(g) + HCl(g) has been proposed to occur by the following mechanism. Cl<sub>2</sub> 2Cl fast equilibrium CHCl<sub>3</sub> + Cl HCl + CCl<sub>3</sub> slow step CCl<sub>3</sub> + Cl CCl<sub>4</sub> fast What is the rate law predicted by this mechanism? A) Rate = k<sub>exp</sub>[CHCl<sub>3</sub>][Cl<sub>2</sub>] B) Rate = k<sub>2</sub>[CHCl<sub>3</sub>][Cl] C) Rate = k<sub>1</sub>[Cl<sub>2</sub>] D) Rate = k<sub>3</sub>[CCl<sub>3</sub>][Cl] E) Rate = k<sub>2</sub>(k<sub>1</sub>/k<sub>-1</sub>) <sup>1/2</sup>[CHCl<sub>3</sub>][Cl<sub>2</sub>]<sup>1/2</sup>](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f0f_8ed5_a82d_752494d0e415_TB2288_11.jpg)
2Cl fast equilibrium
CHCl3 + Cl ![The reaction CHCl<sub>3</sub>(g) + Cl<sub>2</sub>(g) CCl<sub>4</sub>(g) + HCl(g) has been proposed to occur by the following mechanism. Cl<sub>2</sub> 2Cl fast equilibrium CHCl<sub>3</sub> + Cl HCl + CCl<sub>3</sub> slow step CCl<sub>3</sub> + Cl CCl<sub>4</sub> fast What is the rate law predicted by this mechanism? A) Rate = k<sub>exp</sub>[CHCl<sub>3</sub>][Cl<sub>2</sub>] B) Rate = k<sub>2</sub>[CHCl<sub>3</sub>][Cl] C) Rate = k<sub>1</sub>[Cl<sub>2</sub>] D) Rate = k<sub>3</sub>[CCl<sub>3</sub>][Cl] E) Rate = k<sub>2</sub>(k<sub>1</sub>/k<sub>-1</sub>) <sup>1/2</sup>[CHCl<sub>3</sub>][Cl<sub>2</sub>]<sup>1/2</sup>](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f0f_8ed6_a82d_1ba1e431ee37_TB2288_11.jpg)
HCl + CCl3 slow step
CCl3 + Cl ![The reaction CHCl<sub>3</sub>(g) + Cl<sub>2</sub>(g) CCl<sub>4</sub>(g) + HCl(g) has been proposed to occur by the following mechanism. Cl<sub>2</sub> 2Cl fast equilibrium CHCl<sub>3</sub> + Cl HCl + CCl<sub>3</sub> slow step CCl<sub>3</sub> + Cl CCl<sub>4</sub> fast What is the rate law predicted by this mechanism? A) Rate = k<sub>exp</sub>[CHCl<sub>3</sub>][Cl<sub>2</sub>] B) Rate = k<sub>2</sub>[CHCl<sub>3</sub>][Cl] C) Rate = k<sub>1</sub>[Cl<sub>2</sub>] D) Rate = k<sub>3</sub>[CCl<sub>3</sub>][Cl] E) Rate = k<sub>2</sub>(k<sub>1</sub>/k<sub>-1</sub>) <sup>1/2</sup>[CHCl<sub>3</sub>][Cl<sub>2</sub>]<sup>1/2</sup>](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f0f_8ed7_a82d_77d664f8c1c6_TB2288_11.jpg)
CCl4 fast
What is the rate law predicted by this mechanism?
A) Rate = kexp[CHCl3][Cl2]
B) Rate = k2[CHCl3][Cl]
C) Rate = k1[Cl2]
D) Rate = k3[CCl3][Cl]
E) Rate = k2(k1/k-1) 1/2[CHCl3][Cl2]1/2
Correct Answer:
Verified
Correct Answer:
Verified
Q19: A proposed mechanism for the decomposition of
Q20: A suggested mechanism for the decomposition of
Q21: The Arrhenius equation, <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2288/.jpg" alt="The Arrhenius
Q22: For a certain reaction of the general
Q23: The rate law for the hydrolysis of
Q25: The hypochlorite ion oxidizes the iodide ion
Q26: The reaction A → products is first-order
Q27: The rate law for the reaction between
Q28: What would happen if the kinetic energy
Q29: Which of the following statements is incorrect