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11th Standard English Medium Chemistry Subject Thermodynamics Book Back 2 Mark Questions with Solution Part - I Question Bank Software Jun-07 , 2021

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11th Standard English Medium Chemistry Subject Thermodynamics Book Back 2 Mark Questions with Solution Part - I

11th Standard English Medium Chemistry Subject Thermodynamics Book Back 2 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 10

    Part I

    5 x 2 = 10

  1. Predict the feasibility of a reaction when
    (i) both ΔH and ΔS positive
    (ii) both ΔH and ΔS negative
    (iii) ΔH decreases but ΔS increases

  2. Define enthalpy of combustion.

  3. Define the calorific value of food. What is the unit of calorific value?

  4. What is lattice energy?

  5. State the third law of thermodynamics.

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