Thermodynamics & Thermochemistry-II Chemistry Test Series IIT JEE

Test Preparation on Thermodynamics & Thermochemistry-II-Chemistry Test Series IIT JEE-2020

1.

Which of the following endothermic processes are spontaneous

1Melting of ice
2Evaporation of water
3Heat of combustion
4Both (1) and (2)

2.

The unit of entropy is

1J mol -1
2JK mol -1
3J mol -1K -1
4J -1K -1mol1

3.

What is the entropy change (in JK -1 mol -1 ) when one mole of
ice is converted into water at 0oC (The enthalpy change for the
conversion of ice to liquid water is 6.0 kJ mol -1 at 0oC )

121.98
220.13
32.013
42.198

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