हिंदी

For a reaction A + B → Products, the rate law is — Rate = k [A][B]3/2 Can the reaction be an elementary reaction? Explain. - Chemistry

Advertisements
Advertisements

प्रश्न

For a reaction A + B `->` Products, the rate law is — Rate = k [A][B]3/2 Can the reaction be an elementary reaction? Explain.

टिप्पणी लिखिए

उत्तर

The number of ions or atoms that collide to react is known as molecularity in an elementary reaction. The order of reaction about B should be 1 if this is an elementary reaction, however the rate law given is `3/2`.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 4: Chemical Kinetics - Exercises [पृष्ठ ५५]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
अध्याय 4 Chemical Kinetics
Exercises | Q III. 39. | पृष्ठ ५५

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

The Arrhenius equation is_________________ .

(a)`k=Ae^(RT/E_a)`                                                    

(b)`A=ke^(-E_a/(RT))`

(c)`k=Ae^(-(RT)/E_a)`

(d)`k=Ae^(-E_a/(RT))`


 Fill in the blanks by choosing the appropriate word/words from those given in the brackets: 
(more than, primary, cathode, Lucas reagent, two, four, less than, Grignard’s reagent, tertiary anode, zero, equal to, three)
A mixture of conc. HCl and anhydrous ZnCl2 is called _______ which shows maximum reactivity with _________ alcohol. 


Calculate the number of coulombs required to deposit 5.4 g of Al when the electrode reaction
is: Al3 + 3e + Al [Atomic Weight of Al 27 g/mol].


The effect of temperature on reaction rate is given by ____________.


The minimum amount of energy required by the reacting molecules at the time of collisions in order to produce effective collisions is called ____________.


Which of the following statements are applicable to a balanced chemical equation of an elementary reaction?

(i) Order is same as molecularity.

(ii) Order is less than the molecularity.

(iii) Order is greater than the molecularity.

(iv) Molecularity can never be zero.


Assertion: All collision of reactant molecules lead to product formation.

Reason: Only those collisions in which molecules have correct orientation and sufficient kinetic energy lead to compound formation.


For the decomposition of hydrogen iodide at 127°C, the fraction of molecules having energy equal to or greater than activation energy can be given as ______.


For a reaction, given below is the graph of ln k vs `1/"T"`. The activation energy for the reaction is equal to ______ cal mol-1. (Nearest integer) (Given : R = 2 cal K-1 mol-1)


Read the passage given below and answer the questions that follow.

When two solutions are separated by a semi-permeable membrane, the solvent molecules move from a solution of lower molar concentration to a solution of higher molar concentration through osmosis.
  1. Samar removed the outer hard shell of two different eggs while cooking at home. He then placed one egg in pure water and the other egg in a saturated solution of sucrose. What change is he likely to observe in the eggs after a few hours?
  2. Which solution, hypertonic or hypotonic, has a higher amount of solute in same quantity of solution?
  3. A 5% aqueous solution of glucose (molar mass = 180 g mol-1) is isotonic with 1.66 % aqueous solution of urea. Calculate the molar mass of urea.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×