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Define Energy of Activation....

Define Energy of Activation.

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The rate constant of a particular reaction doubles when the temperature changes from 300K to 310 K, calculate the energy of activation.

The ratio of rate constants of a reaction at 300K and 291K is 2. Calculate the energy of activation. ("Given "R = "8.314JK"^(-1)" mol"^(-1)) .

What is the effect of positive catalyst on the energy of activation?

With the help of a diagram, explain the physical significance of energy of activation (E_(a)) in chemical reactions.

What happens to the energy of activation of a reaction when positive catalyst is added.

What happens to the energy of activation of a reaction when positive catalyst is added?

OSWAAL PUBLICATION-Sample Paper 5-Exercise
  1. Write the equations of anodic and cathodic reactions occur during rust...

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  2. Derive an expression for the density of solids.

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  3. Define Energy of Activation.

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  4. Write any two differences between physisorption and chemisorption.

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  5. Name the phenomenon/effect for the following : Colloidal particles a...

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  6. Name the phenomenon/effect for the following : When an electrical po...

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  7. Name the phenomenon/effect for the following : Scattering of light b...

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  8. How is p-bromo acetanilide is prepared in the laboratory from acetanli...

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  9. Name the organic compound obtained when aniline is added to dilute HCI...

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  10. How do you convert ethanoic acid to methane? Write equation.

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  11. Explain Clemmensen reduction with an example.

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  12. Give the IUPAC name of acetic acid.

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  13. Explain the preparation of ethene from ethanol.

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  14. Explain Williamson's ether synthesis.

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  15. Mention a general test for the following: Carbohydrates

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  16. Mention a general test for the following: Oils and fats

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  17. Give four biological importance of carbohydrates.

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  18. When glucose is heated with red phosphorous and hydroiodic acid it for...

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  19. Explain the preparation of Buna-N.

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  20. Give an example for thermosetting polymer.

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