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On the basis of heat of combustion value...

On the basis of heat of combustion values, graphite is more stable than diamond. However, diamond does not change into graphite for years together.

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Explore conceptually related problems

On the basis of enthalpy of formation, graphite is more stable than diamond, yet diamond does not change into graphite for years. Why ?

Thermodynamically graphite is more stable than diamond but diamond does not transform into graphite on its own. Why?

is Graphite isostructural with diamond?

The heat of combustion of carbon (graphite) is not equal to that of carbon (diamond).

Diamond And Graphite

Diamond and Graphite are

Diamond is harder than graphite.

Assertion (A) : Graphite is chemically more reactive than diamond . Reason (R) : Diamond is very hard but fraphite si soof .

What is common in graphite and diamond:

Assertion (A): Enthalpy of graphite is lower than that of diamond. Reason (R ) : Entropy of graphite is lower than that of diamond.

ICSE-CHEMICAL KINETICS-EXERCISE (PART- II (DESCRIPTIVE QUESRTIONS) B. SHORT ANSWER QUESTIONS )
  1. Equal amount of a reactant were taken in two closed flasks of same cap...

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  2. An increase in temperature of 10 K rarely doubles the kinetic energy o...

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  3. On the basis of heat of combustion values, graphite is more stable tha...

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  4. What is the effect of light radiations on reaction rates?

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  5. Comment on the following statements. Endothermic reactions have hig...

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  6. Comment on the following statements. A reaction with a higher activ...

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  7. Comment on the following statements. CH4 does not react with oxygen...

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  8. Discuss the effect of catalyst on the activation energy.

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  9. What is activation energy? How is the rate constant of a reaction rela...

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  10. What is an incomplete ecosystem? Explain with the help of suitable exa...

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  11. Define the terms: Instantaneous rate of a reaction

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  12. Define the terms: Average rate of reaction

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  13. Define the terms: Half-life period and reaction life time.

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  14. What is meant by rate of reaction ? Show that the rate of reaction can...

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  15. How is the rate of reaction expressed ? Write the factors which affect...

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  16. Explain the terms rate equation and specific reaction rate.

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  17. What is meant by molecularity of a reaction ? Why the molecularity of ...

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  18. What is the difference in rate law and law of mass action?

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  19. What is meant by order of a reaction ?

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  20. Differentiate between order and molecularity of a reaction.

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