मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Order of reaction for which unit of rate constant is mol dm–3 s–1 is _______. - Chemistry

Advertisements
Advertisements

प्रश्न

Order of reaction for which unit of rate constant is mol dm–3 s–1 is _______.

पर्याय

  • 1

  • 3

  • 0

  • 2

MCQ
रिकाम्या जागा भरा

उत्तर

Order of reaction for which unit of rate constant is mol dm–3 s–1 is 0.

shaalaa.com
Rate of Reaction and Reactant Concentration
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Chemical Kinetics - Multiple choice questions

APPEARS IN

संबंधित प्रश्‍न

The time required for 90% completion of a certain first-order reaction is t. The time required for 99.9% completion will be _________.


Choose the most correct option.

Slope of the graph ln[A]t versus t for first-order reaction is _________.


Choose the most correct option.

The reaction, \[\ce{3ClO- -> ClO^-3 + 2Cl-}\] occurs in two steps, 

(i) \[\ce{2ClO- -> ClO^-2}\]

(ii) \[\ce{ClO^-2 + ClO- -> ClO^-_3 + Cl-}\] 

The reaction intermediate is _______.


Choose the most correct option.

Rate law for the reaction, \[\ce{2NO + Cl2 -> 2NOCl}\] is rate = k[NO2]2[Cl2]. Thus of k would increase with _____________.


Choose the most correct option.

For an endothermic reaction, X ⇌ Y. If Ef is the activation energy of the forward reaction and Er that for the reverse reaction, which of the following is correct?


A First order reaction is 50% complete in 69.3 minutes. Time required for 90% completion for the same reaction is _______.


For the reaction \[\ce{2NO_{(g)} + 2H_{2(g)} -> N_{2(g)} + 2H2O_{(g)}}\],

The rate law is, rate = k[NO]2 [H2].

What is the overall order of reaction?


Write four key points about order of reaction.


Define order of reaction with suitable examples.


For the reaction 2A + B → C, rate of disappearance of A 0.076 mol s –1.

  1. What is the rate of formation of C?
  2. What is the rate of consumption of B?
  3. What is the rate of the overall reaction?

The rate constant of a first order reaction whose half-life is 480 seconds, is ____________.


For the reaction, \[\ce{N2(g) + 3H2(g) -> 2NH3(g); \Delta H}\] is equal to ______.


For a chemical reaction rate law is, rate = k[A]2[B]. If [A] is doubled at constant [B], the rate of reaction ______.


The order of the reaction occurring by following mechanism should be:

(i) \[\ce{A2 + B2 -> AB2 + A (slow)}\]

(ii) \[\ce{A + B2 -> AB2 (fast)}\]


The rate law for the reaction \[\ce{A + B + C -> Product}\] is expressed as Rate = k[A]2 [B]1 [C]0. What is the overall order of the reaction?


Consider the reaction \[\ce{2A + 2B -> C + 2D}\], if concentration of A is doubled at constant [B], rate increases by a factor 4. If concentration B is doubled at constant [A] the rate is doubled. Rate law of the reaction is ____________.


The rate law for the reaction \[\ce{2NO_{(g)} + O2_{(g)} -> 2NO2_{(g)}}\] is rate = k[NO]2 [O2] , then which among the following statement is correct?


In the reaction \[\ce{A + B2 -> AB + B}\], the rate of reaction is directly proportional to the concentration of A and independent on the concentration of B2. What is the rate law expression?


What is the order of reaction for decomposition of gaseous acetaldehyde?


For the reaction \[\ce{2A + B -> 3C + D}\], which among the following is NOT the correct rate law expression?


For a chemical reaction A → 7 products, the rate of reaction doubles when the concentration of A is increased by a factor 4. The order of the reaction is ______.


The rate constant of a reaction ______.


For the reaction A + B → P.
If [B] is doubled at constant [A], the rate of reaction doubled. If [A] is triple and [B] is doubled, the rate of reaction increases by a factor of 6. Calculate the rate law equation.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×