The following mechanism has been proposed for the gas-phase reaction of chloroform (CHCl3) and chlorine.
Cl2 ⇌ 2Cl (fast, reversible)
Cl + CHCl3 → HCl + CCl3 (slow)
Cl + CCl3 → CCl4 (fast)
What rate law does this mechanism predict? (Choose from the list below and enter your answers in alphabetical order, e.g. ABC ).
A)k | G) [Cl2]1/2 | M) [CHCl3]2 |
B) [CCl3] | H) [Cl]1/2 | N) [CCl3]2 |
C) [HCl] | I) [CHCl3]1/2 | O) [HCl]2 |
D) [Cl2] | J) [CCl3]1/2 | P) [Cl2]2 |
E) [Cl] | K) [HCl]1/2 | |
F) [CHCl3] | L) [Cl]2 |
The answer is NOT: AEF or AHE or ACH or ADG or AGF or ADF or AHF or AJF or ALF or AFH or EF or DF
The following mechanism has been proposed for the gas-phase reaction of chloroform (CHCl3) and chlorine. Cl2...
The following mechanism has been proposed for the gas-phase reaction of chloroform (CHCl3) and chlorine. Cl2 ⇌ 2Cl (fast, reversible) Cl + CHCl3 → HCl + CCl3 (slow) Cl + CCl3 → CCl4 (fast) What rate law does this mechanism predict? (Choose from the list below and enter your answers in alphabetical order, e.g. ABC ). A)k G) [CHCl3]1/2 M) [CCl3]2 B) [Cl2] H) [CCl3]1/2 N) [HCl]2 C) [Cl] I) [HCl]1/2 O) [Cl2]2 D) [CHCl3] J) [Cl2]1/2 P) [Cl]2 E)...
Consider the following three step mechanism for a reaction Cl2 > 2Cl Fast Cl+CHCl3 > HCl+CCl3 Slow Cl+CCl3 > CCl4 Fast What is the predicted rate law? How do you do it? The answer is rate=K[Cl2]^.5 [CHCl3]
A possible mechanism for the reaction of chlorine gas and chloroform to produce carbon tetrachloride and hydrogen chloride is given below. Cl2(g) ⇄ 2 Cl(g) Cl(g) + CHCl3(g) → HCl(g) + CCl3(g) Cl(g) + CCl3(g) → CCl4(g) What is/are the intermediate(s) in this mechanism? Cl only both Cl and CCl3 CCl3 only HCl only
For the reaction mechanism shown, identify the intermediates(s) Cl2(gas)<------>2Cl(gas) CHCl3(gas)+ Cl(gas)<------>HCL(gas)+CCl3(gas) CCl3(gas)+Cl(gas)<------>CCl4(gas)
The proposed mechanism for a reaction is Cl2 => Cl+ + Cl- Slow Cl- + H2S => HCl + HS- Fast Cl+ + HS- => HCl + S Fast Which of the following would be a rate law for the reaction? A. rate = k[Cl2] B. rate = k[Cl2][H2S] C. rate = k[Cl2]1/2[H2S] D. rate = k[Cl-][H2S] E. rate = [Cl+][Cl-]
1. The following mechanism has been proposed for the pas-phase reaction of chloroform and chlorine Ch> 20 (fast) CI + CHCI, - HCI +CCI, (slow) Cl + CCI - CCI (fast) a) Identify any intermediate(s): b) Identify any catalyst(s): b) Write the balanced equation for the overall reaction: c) Molecularity of each step: step 1. step 2. step 3 d) rds (circle): 1 2 3 d) What is the observable rate law predicted by this mechanism? e) What is the...
QUESTION 3 The following elementary steps are proposed for a reaction mechanism: 1. Cl2 (9) — 2C1 (9) 2. CI (g) + CHCl3 (9) — HCI (g) + CC13 (g) 3. CI (9) + CC13 (9) - CC14 (9) Which one of the following is an intermediate of the reaction: O HCI О ссіз O CCl4 O Cl2 O Co2
A student proposed the following mechanism for the gas phase reaction of fluorine with chlorine dioxide. step 1 fast: 2C10, C1,04 step 2 slow: Cl,04 + F2 — 2 FCIO2 (1) What is the equation for the overall reaction? Use the smallest integer coefficients possible. If a box is not needed, leave it blank. (2) Enter the formula of any species that acts as a reaction intermediate? If none leave box blank: (3) Complete the rate law for the overall...
The following mechanism has been proposed for the gas phase reaction of H2 with IC1: H2 (g) + ICl (g) HI (g) + HCl (g) HI (g) + ICl (g) I2 (g) + HCl (g) a) Write the balanced equation for the global reaction b) Identify the intermediaries of the mechanism c) Write speed equations for each elementary step of the mechanism d) If the first step is slow and the second is fast, what equation of velocity...
A student proposed the following mechanism for the gas phase reaction of fluorine with chlorine dioxide. step 1 fast: 2 CIO, 2 C104 step 2 slow: C1204 +F2 ——2 FCIO2 (1) What is the equation for the overall reaction? Use the smallest integer coefficients possible. If a box is not needed, leave it blank. 20102 + F2 - 2FC10, + (2) Enter the formula of any species that acts as a reaction intermediate? If none leave box blank: (3) Complete...