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In which of the following cases entropy ...

In which of the following cases entropy decreases?

A

Solid changing to liquid

B

Expansion of gas

C

Crystal dissolves

D

Polymerisation

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The correct Answer is:
D

Polymerisation leads to more ordered structure.
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P BAHADUR-THERMODYNAMICS-Exercise
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  2. 100mL of a liquid is contained in an insulated container at a pressure...

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  3. In which of the following cases entropy decreases?

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  4. In a reaction DeltaG and DeltaH both are positive. The reaction would ...

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  5. Temperature of 1mol of a gas is increased by 1^(@) at constant pressur...

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  6. When a gas is subjected to adiabatic expansion, it gets cooled due to ...

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  7. During isothermal expansion of an ideal gas, its:

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  8. Change in entropy is negative for

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  9. The DeltaG in the process of melting of ice at -15^@C is :

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  10. A boiled egg show a//an…… in entropy.

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  11. For the adiabatic expansion of an ideal gas:

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  12. The occurrence of a reaction of impossible if

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  13. Which statements is correct?

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  14. An ideal gas undergoing expansion in vacuum shows:

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  15. Human body is an example of:

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  16. 1 mole of gas occupying 3 litre volume is expanded against a constant ...

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  17. The latent heat of vapourisation of a liquid at 500K and 1atm pressure...

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  18. One mole of ice is converted into water at 273K. The entropies of H2O(...

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