Chemistry questions
29404 published questions with worked solutions.
- For which of the following, the units of rate constant and rate of the reaction are same?
- If the surface area of the reactants increase, then order of the reaction ________
- Order of a reaction can have ________ values
- An example of a pseudo first order reaction is __________
- Unit of first order rate constant is _______
- A substance ‘A’ decomposes in solution and follows the first order kinetics. Flask I contains 1 M solution of A and flask II...
- For a zero order reaction, the integrated rate equation is _________
- What is the order of a reaction which has a rate expression; rate =k[A]^ 3/2 [B]^ -1 ?
- The rate of the 1st order reaction, X Products is 7.5 10^ -4 mol ,L^ -1 ,min^ -1 . When the concentration of X is 0.5 mol ,L^ -1...
- The rate of reaction at unit concentration of reactants is called __________
- Inversion of cane sugar in dilute acid (conversion into glucose and fructose) is a/an _______ reaction
- Rate law is an experimentally determined equation that expresses the rate of chemical reaction in terms of _______ concentration...
- Which of the following statement is CORRECT about rate law?
- If [A] is the concentration of A at any time t and [A_0] is the concentration at t = 0, then for the 1st order reaction, the rate...
- A first order reaction is 80% complete in 10 mins. Find specific reaction rate per second
- What is the order of a reaction whose rate =kC_A^ 3/2 C_B^ -1/2 ?
- A reaction A_2+B_2 2AB occurs by the following mechanism A_2 A+A …….(slow) A+B_2 AB+B …..(fast) A+B AB ….(fast) Its order would...
- The molecularity and order of hydrolysis reaction of ethyl acetate is ______
- In an elementary reaction: 2A+B C+D , the molecularity of the reaction is ________
- For elementary reaction, 2A+B C+D , the active mass of B is kept constant but that of A is tripled. The rate of reaction will...