Engineering Chemistry Integrated Rate Equation Half Lives Online Exam Quiz
Engineering Chemistry Integrated Rate Equation Half Lives GK Quiz. Question and Answers related to Engineering Chemistry Integrated Rate Equation Half Lives. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Integrated Rate Equation Half Lives
The order of the reaction, if the time of half-completion is changed from 50 sec to 25 sec, when the initial concentration is changed from 0.5 to 1M will be ___________
Options
A : 0
B : 1
C : 2
D : 3
The half life period of first order reaction is 15 min. Its rate constant will be equal to ___________
Options
A : 0.0462 min-1
B : 0.462 min-1
C : 0.00462 min-1
D : 0.562 min-1
A compound decomposes according to the first order rate law with a half life period of 30 min. What will be the fraction of the remaining compound after 120 min?
Options
A : 0.625
B : 0.0625
C : 0.25
D : 0.025
In a first order reaction, the time required for the completion of 99% is _______ times the time required for the completion of half of the reaction.
Options
A : 5
B : 10
C : 20
D : 50
For a first order reaction, the half life period is independent of the ___________
Options
A : Initial concentration of the reactants
B : Final concentration of the reactants
C : Rate constant
D : Concentration of products
The half life period of nth order reaction varies inversely to ____________ th power of the initial concentration of the reactants.
Options
A : n
B : 2n
C : (n+1)
D : (n-1)
Which of the following is not an example of second order reaction?
Options
A : Oxidation of hydrogen bromide
B : Saponification of ester
C : Acid catalyzed hydrolysis of ester
D : Gaseous decomposition of hydrogen iodide
Which of the following is not an example of zero order reaction?
Options
A : Photochemical combination of hydrogen and chlorine
B : Decomposition of ammonia over molybdenum surface
C : Thermal decomposition of HI on gold surface
D : Inversion of cane sugar in the presence of mineral acids
The half-life period of zero order reaction is directly proportional to the ___________
Options
A : Rate constant
B : Initial concentration of reactants
C : Final concentration of reactants
D : Concentration of products
In a first order reaction, the time required for the completion of 99% is _______ for its 90% completion.
Options
A : Same
B : Negligible
C : Thrice
D : Twice
Chemical Engineering Basics - Part 1 more Online Exam Quiz
Engineering Chemistry Hardness Water
Engineering Chemistry Homonuclear Heteronuclear Molecules
Engineering Chemistry Hybridisation
Engineering Chemistry Hyperconjugation
Engineering Chemistry Inductive Effect
Engineering Chemistry Interview
Engineering Chemistry Interview Experienced
Engineering Chemistry Ion Exchange Process