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Free Online Mock Chemistry Multiple Choice Test on Chemical Kinetics
Sub Category : Chemical Kinetics Test : 5 Time Left :
1) Which of the following rate laws has the overall order of the reaction equal to 0.5? r = k[x]1/2 [y]1/2 [z]1/2 (2) r = k[x]3/2 [y] -1 [z]0 (3) r = k [x] [y] 0 [z]-1 (4) r = k[x] [y][z]
  1 2 3 4
 
2) The rate of certain hypothetical reaction A + B + c to products, is given by R = -da/dt = k[A]1/2 [B] 1/3 [C] ¼ The order of a reaction is given by (1) 1 (2) 1/2 (3) 2 (4) 13/12
  1 2 3 4
 
3)A chemical reaction involoves two reacting species. The rate of reaction is directly proportional to the conc. of one of them and inversely proportional to the concentration of the other. The order of reaction is
(1) 1 (2) 2 (3) zero (4)unpredictable
1 2 3 4
 
4) A reaction has rate law expression as Rate = k[A]3/2 [B]-1/2 The order of the reaction is(1)1(2)2(3)3/2(4)-1/2
1 2 3 4
 
5) For a chemical reaction A to B, it is found that the rate of reaction doubles when the concentration of A is increased four times. The order of the reaction is(1) 4 (2) 2 (3) 1 (4) ½
1 2 3 4
 
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