English

Write order of the following reaction: 2NHX3(g)⟶NX2(g)+3HX2(g)

Advertisements
Advertisements

Question

Write order of the following reaction:

\[\ce{2NH_{3(g)} -> N_{2(g)} + 3H_{2(g)}}\]

One Line Answer
Advertisements

Solution

Decomposition of ammonia (in the presence of Pt catalyst) is a zero order reaction.

shaalaa.com
  Is there an error in this question or solution?
Chapter 6: Chemical Kinetics - Very short answer questions

APPEARS IN

SCERT Maharashtra Chemistry [English] Standard 12 Maharashtra State Board
Chapter 6 Chemical Kinetics
Very short answer questions | Q 2

RELATED QUESTIONS

Answer the following in brief.

How will you represent the zeroth-order reaction graphically?


Answer the following in brief.

Derive the integrated rate law for the first-order reaction,

\[\ce{A_{(g)} -> B_{(g)} + C_{(g)}}\] in terms of pressure.


Solve

A first-order reaction takes 40 minutes for 30% decomposition. Calculate its half-life.


Answer the following in brief.

What are the units of the rate constant?


Derive the integrated rate law for the zeroth order reaction. 


For first order reaction, the rate constant for the decomposition of N2O5 is 6 × 10–4 s –1. The half-life period for decomposition in seconds is ______.


The rate constant of the first order reaction is 1.386 min–1. Calculate the time required for 80% reactant to decompose?


Write units of rate constants for:

  1. First-order reaction
  2. Zero-order reaction

In a first order reaction \[\ce{x -> y}\]; if k is the rate constant and the initial concentration of the reactant x is 0.1 M, then, the half life is


Assertion: rate of reaction doubles when the concentration of the reactant is doubles if it is a first-order reaction.

Reason: rate constant also doubles.


Identify the order for the following reaction.

Radioactive disintegration of 92U238


Which among the following reaction is an example of a zero order reaction?


If [A]0 is the initial concentration, then the half life of zero order reaction is ____________.


What is the order of reaction if the unit of rate constant (k) is mol dm−3 s−1?


If time required to decrease concentration of reactant from 0.8 M to 0.2 M is 12 hours, the half life of this first order reaction is ____________.


A first order reaction is 75% completed in 60 minutes, the time required for it's 50% completion 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 ____________.


The slope of a graph, log [A]t versus 't' for a first order reaction is −2.5 × 10−3 s−1. The rate constant for the reaction is ____________.


The initial concentration of reactant (A) is 2 mol dm−3 for a zero order reaction \[\ce{A -> B}\]. The rate constant (k) is related to its half-life `("t"_(1//2))` by the equation:


The half-life of a first order reaction is 6.0 hour. How long will it take for the concentration of reactant to decrease from 0.4 M to 0.12 M?


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


For the first order reaction A → B, the rate constant is 0.25 s-1, if the concentration of A is reduced to half, the value of rate constant will be ________.


Half-life of first order reaction is 20 minutes. What is the time taken to reduce the initial concentration of the reactant to `1/10`th?


Half-life of first-order reaction \[\ce{X -> Y + Z}\] is 3 minutes. What is the time required to reduce the concentration of 'X' by 90 % of it's initial concentration?


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


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


Calculate half-life of a first order reaction in minute if the rate constant is 1 × 10-3 s-1.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×