ICSE Class 11 Chemistry | 6. Chemical Thermodynamics by Pavan | Learn Smarter
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6. Chemical Thermodynamics

Chemical thermodynamics studies energy changes during physical and chemical processes, helping to determine reaction feasibility and energy absorption or release. Key concepts include internal energy, the first law of thermodynamics, enthalpy, and the classification of reactions as exothermic or endothermic. The implications of thermodynamics in chemistry are profound, influencing energy efficiency in various processes and industries.

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Sections

  • 6

    Chemical Thermodynamics

    Chemical thermodynamics involves studying energy changes during chemical reactions and physical processes.

    Learning Practice

  • 6.1

    Introduction To Chemical Thermodynamics

    Chemical thermodynamics studies energy changes, particularly heat, in physical and chemical processes, crucial for understanding reaction feasibility.

    Learning Practice

  • 6.2

    System And Surroundings

    This section discusses the definitions and types of systems in thermodynamics, including systems and surroundings.

    Learning Practice

  • 6.2.1

    Open System

    An open system is one that exchanges both matter and energy with its surroundings.

    Learning Practice

  • 6.2.2

    Closed System

    A closed system in thermodynamics allows energy exchange, but not matter exchange, influencing chemical processes.

    Learning Practice

  • 6.2.3

    Isolated System

    An isolated system does not exchange matter or energy with its surroundings, crucial for understanding thermodynamics in chemical reactions.

    Learning Practice

  • 6.3

    Internal Energy (U)

    Internal energy (U) represents the total energy within a system based on particle motion and position.

    Learning Practice

  • 6.4

    First Law Of Thermodynamics

    The First Law of Thermodynamics states that energy cannot be created or destroyed, only transformed.

    Learning Practice

  • 6.5

    Enthalpy (H)

    Enthalpy refers to the heat content of a system at constant pressure, which can indicate the heat absorbed or released during a reaction.

    Learning Practice

  • 6.6

    Exothermic And Endothermic Reactions

    This section explains the concepts of exothermic and endothermic reactions, detailing how energy is absorbed or released during chemical reactions.

    Learning Practice

  • 6.7

    Spontaneous And Non-Spontaneous Reactions

    This section discusses spontaneous reactions that occur without external energy and non-spontaneous reactions that require energy input.

    Learning Practice

  • 6.8

    Importance Of Thermodynamics In Chemistry

    Thermodynamics is crucial in chemistry for predicting reaction feasibility and optimizing energy-efficient processes.

    Learning Practice

References

c11-6.pdf

Class Notes

Memorization

What we have learnt

  • Thermodynamics focuses on e...
  • Systems can be classified a...
  • Understanding internal ener...

Final Test

Revision Tests