Chemical KineticsDifferential and Integral Forms of Zero and First Order Reactions (NEET (NTA)National Eligibility cum Entrance Test (Medical) Chemistry): Questions 8  14 of 16
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Question number: 8
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
Half life of a first order reaction is 10 min. What percentage of reaction will be completed in 100 min?
Choices
Choice (4)  Response  

a.  80% 

b.  75% 

c.  99.9% 

d.  25% 

Question number: 9
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
A certain zero order reaction has k = 0.025 M s^{1} for the disappearance of A. What will be the concentration of A after 15 seconds if the initial concentration is 0.5M?
Choices
Choice (4)  Response  

a.  0.12M 

b.  0.32M 

c.  0.5 M 

d.  0.06M 

Question number: 10
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
Which of the following reaction is first order reaction?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 11
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
Which of the following equation is represents first order reaction?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 12
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
If a first order reaction takes 32 minutes for 75 % completion, then time required for 50 % completion is?
Choices
Choice (4)  Response  

a.  4 min 

b.  8 min 

c.  32 min 

d.  16 min 

Question number: 13
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
Idonation of acetone in presence of H^{+} is the reaction, which order?
Choices
Choice (4)  Response  

a.  Third order 

b.  zero order 

c.  Second order 

d.  First order 

Question number: 14
» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions
Question
At 500 K, the halflife period of a gaseous reaction at an initial pressure of 80 kPa is 350sec. When the pressure is 40 kPa, the halflife period is 175 sec; the order of the reaction is?
Choices
Choice (4)  Response  

a.  3 

b.  1 

c.  2 

d.  0 
