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All first order reactions are unimolecul...

All first order reactions are unimolecular.

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The acid hydrolysis of ester is: (i) first order reaction (ii) bimolecular reaction (iii) unimolecular reaction (iv) second order reaction The true statements are

The hydrolysis of ester in alkaline medium is a (A) First order reaction with molecularity 1 (B) Second order reaction with molecularity >2 (C) First order reaction with molecularity 2 (D) Second order reaction with molecularity 2

CENGAGE CHEMISTRY-CHEMICAL KINETICS-Exercises True/False
  1. The molecularity and order of reaction can be 0, 1, 2, etc.

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  2. The hydrolysis of ester in alkaline medium is a

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  3. All first order reactions are unimolecular.

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  4. All radioactive decompoistion reactions are…………..order reactions.

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  5. Negative catalyst stop chemical reactions.

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  6. Catalyiss does not alter state of chemical equilibrium.

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  7. A first order reaction has very high value of activation energy.

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  8. The molecularity of a complex reaction is always greater than the orde...

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  9. For a zero order reaction, The rate becomes double when the order of t...

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  10. For a zero order reaction, the half-life periof is independent of the ...

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  11. x g of a radioactive substance will be decomposed to 7//8x g in 40 s i...

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  12. For a first order reaction, the half-life periof is 0.263 k.

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  13. The sum of powers to which of the concentration terms are raised in th...

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  14. The difference between the energy maximum along a reaction path and th...

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  15. The graph between log k versus 1//T is a straight line.

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  16. The slope of the tangent at a point on the curve of concentration of a...

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  17. A poistive catalyst increases the activation energy of the reaction.

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  18. The slope of straight line in a plot of log.[A] versus time for a firs...

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  19. The rate of reaction increases with increase in activation energy.

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  20. The average rate and instantaneous rate are the same.

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