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Which of the following is an endothermic...

Which of the following is an endothermic reaction?

A

Combustion of methane

B

Decomposition of water

C

Dehydrogenation of ethane to ethylene

D

Conversion of graphite to diamond

Text Solution

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The correct Answer is:
B, C, D
In B,C,D energy is required
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VMC MODULES ENGLISH-THERMODYNAMICS-JEE (MAIN ARCHIVE)
  1. For an endothermic reaction, Delta H represents the enthalpy of the re...

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  2. Identify the intensive quantity from the following

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  3. Which of the following is an endothermic reaction?

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  4. A process is called reversible when

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  5. Which one of the following statements is false?

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  6. Two moles of an ideal gas expanded isothermally and reversibly from 1L...

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  7. Which of the following statements is/are false?

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  8. Among the following, the intensive property is (properties are):

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  9. A piston filled with 0.04 mol of an ideal gas expands reversibly from ...

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  10. The standard free energy of formation of NO(g) is 86.6 kJ/ mol at 29...

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  11. DeltaU is equal to

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  12. The combination of plots which does not represent isothermal expansion...

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  13. Consider the reversible isothermal expansion of an ideal gas in a clos...

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  14. The entropy change associated with the conversion of 1 kg of ice at 27...

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  15. An ideal gas undergoes isothermal compression from 5 m^(3) to 1 m^(3) ...

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  16. The process with negative entropy change is

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  17. Two bolcks to the same metal having same mass and at temperature T1 an...

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  18. for a diatomic ideal gas in a closed system , which of the follo...

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  19. A process has Delta H= 200 J mol^(-1) and DeltaS=40" JK"^(-1)mol^(-1)....

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  20. The standard reaction Gibbs energy for a temperature T is given by ...

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