Advertisements
Advertisements
प्रश्न
Time required for 100% completion of a zero order reaction is _______.
विकल्प
a/k
a/2k
a.k
2k/a
Advertisements
उत्तर
Time required for 100% completion of a zero-order reaction is a/k.
APPEARS IN
संबंधित प्रश्न
Answer the following in one or two sentences.
Write the relationships between rate constant and half-life of the first order and zeroth-order reactions.
Answer the following in one or two sentences.
How do the half-lives of the first order and zero-order reactions change with the initial concentration of reactants?
Answer the following in brief.
How will you represent the zeroth-order reaction graphically?
Solve
The half-life of a first-order reaction is 1.7 hours. How long will it take for 20% of the reactant to react?
Give one example of a pseudo first-order reaction.
Write order of the following reaction:
\[\ce{2NH_{3(g)} -> N_{2(g)} + 3H_{2(g)}}\]
For the reaction 2NOBr → 2NO2 + Br2, the rate law is rate = k[NOBr]2. If the rate of a reaction is 6.5 × 10–6 mol L–1 s–1, when the concentration of NOBr is 2 × 10–3 mol L–1. What would be the rate constant of the reaction?
The rate constant of a reaction is 5.8 × 10−2 s−1. The order of the reaction is ____________.
A first order reaction has a rate constant 0.00813 min-1. How long will it take for 60% completion?
The time of completion of 90% of a first order reaction is approximately ____________.
The integrated rate equation for first-order reaction, A → product, is ______.
For the first order reaction, plot of log10 [A]t against time 't' is a straight line with a negative slope equal to ____________.
The order of the reaction for which the unit of rate constant is s−1 is ____________.
A first order reaction is 75% completed in 60 minutes, the time required for it's 50% completion 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?
Which among the following is an example of pseudo first order reaction?
A first order reaction takes 40 minutes for 30% decomposition. What is the half-life of reaction?
A first order reaction takes 40 minutes for 30% completion. Calculate the half-life of reaction.
The time required to decompose SO2Cl2 to half of it's initial amount is 60 minutes. Calculate rate constant for this first order reaction.
A certain zero order reaction has rate constant 0.025 M s-1. What will be the concentration of reactant 'A' after 15 seconds, if initial concentration is 0.50 M?
For zero order reaction, when [A]t is plotted against time (t), the slope of the straight line obtained is equal to ______.
The integrated rate equation is Rt = log C0 – log Ct, then the straight-line graph is obtained by plotting.
Obtain the expression for half-life and rate constant of the first-order reaction.
Define the half-life of a 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.
Half-life of a first order reaction is 30 minutes and initial concentration of reactant is 0.1 M.
What is half-life of the reaction if initial concentration of reactant is doubled?
A radioactive isotope decayed to 17/32 of its original mass after 60 minutes. Find the half-life of this radioisotope.
The half-life of first order reaction is 1.7 hour. What is its rate constant?
