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Class 11 Chemistry Practice Test: Thermodynamics - Spontaneity
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Avg score: 83% • Most missed: “Reaction is spontaneous if Gibbs free energy is __________”

In thermodynamics, a spontaneous process is a process which occurs without any external input to the system. 

Class 11 Chemistry Practice Test: Thermodynamics - Spontaneity
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10 Questions

1. The entropy of the universe is always increasing is ____________
2. Reaction is spontaneous if Gibbs free energy is __________
3. Third law of thermodynamics is only applicable for perfectly crystalline substances.
4. If the enthalpy is positive and entropy is negative, what do you understand about Gibbs free energy?
5. Which of the following relation is true between Gibbs energy, enthalpy, temperature, and entropy?
6. Entropy increases for a spontaneous reaction.
7. Entropy increases for a spontaneous reaction.
8. Which of the following relation is true between Gibbs energy, enthalpy, temperature, and entropy?
9. Reaction is spontaneous if Gibbs free energy is __________
10. Entropy is an ___________ property.

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