Chemical Thermodynamics - Topic Wise Multiple Choice Questions (MCQ)
Topic Wise free Chemical Thermodynamics MCQ for 11th 12th exam Practice Multiple Choice Questions and answer for JEE-mains State CET Engineering Entrance GATE free Online Test
6 )
Out of boiling point
(I) entropy (II) pH
(III) and e.m.f. of a cell (IV) intensive properties are
I, II
I, II, III
I, III, IV ✔
all of above
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7 )
A thermodynamic state function is
one which obeys all the laws of thermodynamics
a quantity which is used in measuring thermal changes
one which is used in thermo chemistry
a quantity whose value depends only on the state of the system. ✔
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8 )
In thermodynamics, a process is called reversible when
surroundings and system change into each other
there is no boundary between system and surroundings
the surroundings are always in equilibrium with the system ✔
the system changes into the surroundings spontaneously
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9 )
Which one of the following statement is false
work is a state function ✔
temperature is a state function
change in the state is completely defined when the initial and final states are specified
work appears at the boundary of the system.
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10 )
The enthalpy change for a given reaction at 298 K is – x J mol-1 (x being positive). If the reaction occurs spontaneously at 298 K, the entropy change at that temperature
can be negative but numerically larger than x/298
can be negative but numerically smaller than x/298 ✔
cannot be negative
cannot be positive
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