हिंदी

Answer the following in one or two sentences. What are the units for rate constants for zero-order and second-order reactions if time is expressed in seconds and concentration of reactants in mol/L? - Chemistry

Advertisements
Advertisements

प्रश्न

Answer the following in one or two sentences.

What are the units for rate constants for zero-order and second-order reactions if time is expressed in seconds and concentration of reactants in mol/L?

टिप्पणी लिखिए
Advertisements

उत्तर

Units of rate constant

i. Zero-order reaction is mol L-1 s-1

ii. The second-order reaction is mol-1 L s-1

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 6: Chemical Kinetics - Exercises [पृष्ठ १३६]

APPEARS IN

बालभारती Chemistry [English] Standard 12 Maharashtra State Board
अध्याय 6 Chemical Kinetics
Exercises | Q 2. vi. | पृष्ठ १३६

संबंधित प्रश्न

Answer the following in brief.

How will you represent the zeroth-order reaction graphically?


What are pseudo-first-order reactions?


How will you represent first order reactions graphically.


The rate of catalysed reaction is large than the uncatalysed reaction as _______.


What is half life of first order reaction if time required to decrease concentration of reactants from 0.8 M to 0.2 M is 12 hours?


Explain with the help of a potential energy diagram that the catalyst increases the rate of the reaction.


A zero-order reaction \[\ce{X -> Product}\], with an initial concentration 0.02 M has a half-life of 10 min. if one starts with concentration 0.04 M, then the half-life is


The decomposition of phosphine (PH3) on tungsten at low pressure is a first-order reaction. It is because the


Write the rate law for the following reaction.

A reaction that is second order in NO and first order in Br2.


Identify the order for the following reaction.

Radioactive disintegration of 92U238


The time of completion of 90% of a first order reaction is approximately ____________.


The rate constant of a reaction has same units as the rate of reaction. The reaction is of ____________.


The integrated rate equation for first-order reaction, A → product, is ______.


The order of the reaction for which the unit of rate constant is s−1 is ____________.


In the reaction \[\ce{2SO2 + O2 -> 2SO3}\] the rate of appearance of SO3 is 4 × 10−4 M/s, the rate of disappearance of O2 is ____________.


Reaction given below follows first order kinetics:

\[\ce{2N2O2 -> 4NO2 + O2}\]

Calculate the rate constant of reaction if concentration of N2O2 is 0.05 M and rate of reaction is 1.5 × 10−6 mol L−1 s−1?


A first order reaction is 50% completed in 16 minutes. The percentage of reactant that will react in 32 minutes is ____________.


A first order reaction, A → B takes 100 minutes for it's 90% completion. What is the rate constant of reaction?


Rate constant for zero order reaction is 2 × 10-2 mol L-1 s-1. If the concentration of the reactant after 25 sec. is 0.5 M, what is the initial concentration of reactant?


The integrated rate law is a direct relationship between time and ______


Obtain the expression for half-life and rate constant of the first-order reaction.


Define the half-life of a first-order reaction.


Which of the following reactions is not of the first order?


Which among the following reactions is an example of pseudo first order reaction?


The half-life of first order reaction is 1.7 hour. What is its rate constant?


What are integrated rate laws?


The half-life period for the first order reaction is 1.7 hrs. How long will it take for 20% of the reactant to disappear?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×