हिंदी

Observe the graph shown in figure and answer the following questions: (a) What is the order of the reaction? (b) What is the slope of the curve? (c) Write the relationship between k and t1/2 (half

Advertisements
Advertisements

प्रश्न

Observe the graph shown in figure and answer the following questions:

  1. What is the order of the reaction?
  2. What is the slope of the curve?
  3. Write the relationship between k and t1/2 (half life period).
लघु उत्तरीय
Advertisements

उत्तर

  1. The order of the reaction is first-order reaction.
  2. Slope of the curve = `k/2.303`
  3. The half-life for the first-order reaction is given by t1/2 = `0.693/k`
shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2021-2022 (March) Term 2 - Delhi Set 1

संबंधित प्रश्न

In a pseudo first order reaction in water, the following results were obtained:

t/s 0 30 60 90
[A]/mol L−1 0.55 0.31 0.17 0.085

Calculate the average rate of reaction between the time interval 30 to 60 seconds.


Define order of reaction. How does order of a reaction differ from molecularity for a complex reaction? 


A first order reaction is 50% completed in 1.26 × 1014 s. How much time would it take for 100% completion?


With the help of an example explain what is meant by pseudo first order reaction.


The rate constant of a first order reaction is 6.9 × 10–3s–1. How much time will it take to reduce the initial concentration to its 1/8th value?


Gaseous cyclobutene isomerizes to butadiene in a first order process which has a 'k' value of 3.3 × 10−4 s−1 at 153°C. The time in minutes it takes for the isomerization to proceed 40% to completion at this temperature is ______. (Rounded-off to the nearest integer)


A definite volume of H2O2 undergoing spontaneous decomposition required 22.8 c.c. of standard permanganate solution for titration. After 10 and 20 minutes respectively the volumes of permanganate required were 13.8 and 8.25 c.c. The time required for the decomposition to be half completed is ______ min.


The slope in the plot of ln[R] vs. time for a first order reaction is ______.


Define first-order reaction.


Slove: \[\ce{2NOBr -> 2NO_{2(g)} + Br_{2(g)}}\]

For the above reaction, the rate law is rate = k[NOBr]2. If the rate of reaction is 6.5 × 10−6 mol L−1 s−1 at 2 × 10−3 mol L−1 concentration of NOBr, calculate the rate constant k for the reaction.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×