Which of the following is an intensive property?
Temperature
Viscosity
Surface tension
All of these
Reaction for the formation of NaCI is
N2(g) + CI2(g) → NaCl(s)
Na(s) + 1/2 Cl2(g) → NaCl(s)
Na(g) + 1/2 Cl2(g) → NaCl(s)
Na(g) + Cl2(g) → NaCl(g)
For an endothermic reaction, energy of activation is Ea and enthalpy of the reaction is ΔH (both of these in KJ/mol). Minimum value of Ea will be
equal to zero
less than ΔH
equal to ΔH
more than ΔH
Which of the given properties depends on the manner in which a change is brought about? i. ΔE ii. q iii.w
ΔE only
q and ΔE
q and w
w only
Which is included in thermodynamic equilibrium from the following?
Pressure equilibrium
Chemical equilibrium
Thermo equilibrium
Which of the following is always negative for exothermic reaction?
ΔH
ΔS
ΔG
None of these
Minimum work is obtained when 1 kg of ____ gas expanded under 500 kPa to 200 kPa pressure at 0oC.
chlorine
oxygen
nitrogen
methane
Which of the following is a path function?.
Internal energy
Enthalpy
Work
Entropy
Which equation is correct for adiabatic process?
Q = + W
ΔQ = 0
ΔE= Q
p + Δ V = 0
The temperature of the system decreases in an
adiabatic compression
isothermal compression
isothermal expansion
adiabatic expansion
