Chemistry Rate Chemical Reaction Online Exam Quiz
Chemistry Rate Chemical Reaction GK Quiz. Question and Answers related to Chemistry Rate Chemical Reaction. MCQ (Multiple Choice Questions with answers about Chemistry Rate Chemical Reaction
For the reaction A + H2O ? products, find the rate of the reaction when [A] = 0.75 M, k= 0.02.
Options
A : 0.077 s-1
B : 0.085 s-1
C : 0.015 s-1
D : 0.026 s-1
What is the concentration of the reactant in a first order reaction when the rate of the reaction is 0.6 s-1 and the rate constant is 0.035?
Options
A : 26.667 M
B : 17.143 M
C : 26.183 M
D : 17.667 M
For a reaction A +B ? C, the experimental rate law is found to be R=k[A]1[B]1/2. Find the rate of the reaction when [A] = 0.5 M, [B] = 0.1 M and k=0.03.
Options
A : 4.74 × 10-2 (L/mol)1/2 s-1
B : 5.38 × 10-2 (L/mol)1/2 s-1
C : 5.748 × 10-2 (L/mol)1/2 s-1
D : 4.86 × 10-2 (L/mol)1/2 s-1
What is the rate law for acid hydrolysis of an ester such as CH3COOC2H5 in aqueous solution?
Options
A : k [CH3COOC2H5]
B : k [CH3COOC2H5] [H2O]
C : k [CH3COOC2H5]2
D : k
What is the rate law for the reaction C2H4 + I2 ? C2H4I2?
Options
A : R= [C2H4] [I2]3/2
B : R= [C2H4] [I2]3
C : R= [C2H4] [I2]2
D : R= [C2H4] [I2]
How many times will the rate of the elementary reaction 3X + Y ? X2Y change if the concentration of the substance X is doubled and that of Y is halved?
Options
A : r2= 4.5r1
B : r2= 5r1
C : r2= 2r1
D : r2= 4r1
For a second-order reaction, what is the unit of the rate of the reaction?
Options
A : s-1
B : mol L-1s-1
C : mol-1 L s-1
D : mol-2 L2 s-1
The rate law for the reaction involved in inversion of cane sugar is R=k [C12H22O11] [H2O].
Options
A : True
B : False
C :
D :
The rate constant of a reaction is k=3.28 × 10-4 s-1. Find the order of the reaction.
Options
A : Zero order
B : First order
C : Second order
D : Third order
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