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The enthalpy of atomisation for the reac...

The enthalpy of atomisation for the reaction `CH_(4) (g) rarr C (g) + 4H (g) " is " 1665 kJ mol^(-1)`. What is the bond energy of `C - H` bond ?

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To find the bond energy of the C-H bond from the given enthalpy of atomization of methane (CH₄), we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Reaction**: The reaction given is: \[ \text{CH}_4(g) \rightarrow \text{C}(g) + 4\text{H}(g) ...
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NCERT EXEMPLAR ENGLISH-THERMODYNAMICS-Multiple choice questions
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  2. Enthalpy is an extensive property. In general, if enthalpy of an overa...

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  3. The enthalpy of atomisation for the reaction CH(4) (g) rarr C (g) + 4H...

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  4. Use the following data to calculate Delta("lattice") H^(Θ) " for " NaB...

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  5. Given that Delta H = 0 for mixing of two gases. Explain whether the di...

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  6. Heat has randomising influence on a system and temperature is the meas...

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  7. Increase in enthalpy of the surroundings is equal to decrease in entha...

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  8. At 298 K, K(p) for reaction N(2)O(4) (g) hArr 2NO(2) (g) is 0.98. Pred...

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  9. A sample of 1.0 mol of a monoatomic ideal gas is taken through a cycli...

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  10. The standard molar entropy of H(2)O (l) " is " 70 JK^(-1) mol^(-1). Wi...

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  11. Identify the state functions and path functions out of the following e...

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  12. The molar enthalpy of vaporisation of acetone is less than that of wat...

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  13. Which quantity out of Delta(r)G " and " Delta(r) G^(Θ) will be zero at...

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  14. Predict the change in internal energy for an isolated system at consta...

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  15. Although heat is a path function but heat absorbed by the system under...

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  16. Expansion of a gas in vacuum is called free expansion. Calculte the wo...

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  17. Heat capacity (C(p)) is an extensive property but specific heat (c) is...

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  18. The difference between C(p) " and " C(v) can be derived using the empi...

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  19. If the combustion of 1 g of graphite produces -20.7 kJ of heat, what w...

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  20. The net enthalpy change of a reaction is the amount of energy required...

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