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For a second order reaction, half-life c...

For a second order reaction, half-life concentration of reactants:

A

Independent of initial concentration of reactants

B

Directly proportional to concentration of reactants

C

Inversely proportional to concentration of reactants

D

Inversely proportional to the square of concentration of reactants

Text Solution

Verified by Experts

The correct Answer is:
c
`t_(1//2) prop (a)^(1-n)`
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A reaction is second order with respect to a reactant. How is the rate of reaction affected if the concentration of the reactant is (i) doubled (ii) reduced to half ?

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Knowledge Check

  • Assertion: In a zero order reaction, if concentration of the reactant is doubled, half-life period is also doubled. Reason: The total time taken for a zero order reaction to complete is double of the half-life period.

    A
    If both assertion and reason are true and the reason is the correct explanation of the assertion.
    B
    If both assertion and reason are true but the reason is not the correct explanation of the assertion.
    C
    If assertion is true but reason is false.
    D
    If assertion is false but reason is true.

  • Statement-1. In a zero order reaction, if concentration of the reactant is doubled, half-life period is also doubled. Statement-2. The total time taken for a zero order reaction to complete is double of the half-life period.

    A
    Statement-1 is True, Statement-2 is True , Statement-1 is a correct explanation of Statement-1.
    B
    Statement-1 is True, Statement-2 is True , Statement-2 is NOT the correct explanation of Statement-1.
    C
    Statement-1 is True, Statement-2 is False.
    D
    Statement-1 is False, Statement-2 is True.

  • Which of the following curves represents a second-order reaction? ('a' is the concentration of the reactant)

    A
    B
    C
    D

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