Which of the following is not an endothermic reaction?
Dehydrogenation
Ethane to ethene
Combustion of propane
Change of chlorine molecule into chlorine atoms
Thermodynamically the most stable form of carbon is
diamond
graphite
fullerenes
coal
Which of the following is an intensive property?
Temperature
Viscosity
Surface tension
All of these
One mole of an ideal gas is initially at 0o C and 1 atm pressure. If it absorbs 1000 cal heat during a reversible isothermal expansion, what will be its final volume?
102.5L
242.5L
22.4L
121.25L
The temperature of the system decreases in an
adiabatic compression
isothermal compression
isothermal expansion
adiabatic expansion
In exothermic reaction, heat is
given out
absorbed
not involved
given out or absorbed
In _______ process, work is done at the expense of internal energy process.
isothermal
isochoric
adiabatic
isobaric
Which of the following is the correct option for free expansion of an ideal gas under adiabatic condition?
q = 0, ΔT < 0, w ≠ 0
q = 0, ΔT ≠ 0, w = 0
q ≠ 0, ΔT < 0, w = 0
q =0, ΔT = 0, w = 0
If W is the amount of work done by the system and q is the amount of heat supplied to the system, identify the type of the system
isolated system
closed system
open system
system with thermally conducting walls
Which of the following is a path function?.
Internal energy
Enthalpy
Work
Entropy
