Thermodynamics Test

Result

Thermodynamics Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

Out of methane, ethane, propane and butane, the enthalpy of combustion will be maximum for

A
methane

B
ethane

C
propane

D
butane
Question 2
1 / -0

Two coins each weighting 10 g are heated to 473 K and dropped into two identical vessels A and B each containing 500 g of water at 298 K. The coin dropped in vessel A is made up of aluminium and the coin dropped into vessel B is made up of silver. The rise in temperature of water in container.

A
A and B will be same

B
A will be more than B

C
A will be less than B

D
given data is not complete
Question 3
1 / -0

In thermodynamics, a process is called reversible when

A
surroundings and system change into each other

B
there is no boundary between system and surroundings

C
the surroundings are always in equilibrium with the system

D
the system changes into the surroundings spontaneously
Question 4
1 / -0

Which one of the following statements is false?

A
Work is a state function

B
Temperature is a state function

C
Change in the state is completely defined when the initial and final states are specified

D
Work appears at the boundary of the system
Question 5
1 / -0

Two moles of an ideal gas is expanded isothermally and reversibly from 1 litre to 10 litre at 300 K. The enthalpy change (in kJ) for the process is

A
11.4kJ

B
-11.4 kJ

C
0 kJ

D
4.8kJ
Question 6
1 / -0

The enthalpy of vaporization of liquid is 30 kJ mol^-1 and entropy of vaporization is 75 J/ mol/K. The boiling point of the liquid at 1 atm is

A
250 K

B
400 K

C
450 K

D
600 K