Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 186

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The heat of the solution of anhydrous ${CuSO}_{4}$ and ${CuSO}_{4} \cdot 5 H_{2} O$ are $- 15.89$ and $2.80 kCal {mol}^{- 1}$ , respectively. What will be the heat of hydration of anhydrous ${CuSO}_{4}$ ?

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Important Questions on Thermodynamics

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 189

Identify the correct statement for the change of Gibbs energy for a system (

{ΔG}_{system}

) at constant temperature and pressure.

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-I (Conceptual Questions)>Q 190

Assume each reaction is carried out in an open container. For which reaction will $ΔH = ΔE$ ?

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-II (Previous Year Questions)>Q 1

The enthalpy and entropy change for the reaction

{Br}_{2} (I) + {Cl}_{2} (g) \to 2 BrCl (g)

are

30 kJ {mol}^{- 1}

and

105 J K^{- 1} {mol}^{- 1}

, respectively. The temperature at which the reaction will be in equilibrium is

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-II (Previous Year Questions)>Q 2

The enthalpy of hydrogenation of cyclohexene is

- 119.5 KJ {mol}^{- 1}

. If resonance energy of benzene is

- 150.4 KJ {mol}^{- 1}

, its enthalpy of hydrogenation would be?

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-II (Previous Year Questions)>Q 3

When you make ice cubes, the entropy of water

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-II (Previous Year Questions)>Q 4

For a phase change

H_{2} O (l) \underset{0^{0} C 1 bar}{⇌} H_{2} O (s)

.

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-II (Previous Year Questions)>Q 5

For a spontaneous process the correct statement is:

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Beta Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>EXERCISE-II (Previous Year Questions)>Q 6

The enthalpy change

(ΔH)

for the reaction.

N_{2 (g)} + 3 H_{2 g)} \to 2 {NH}_{3 (g)}

is

- 92.38 kJ

at

298 K .

The internal energy change

ΔU

at

298 K

is: