Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Thermodynamics question

2014 · Q108
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /NEET
  3. /Chemistry
  4. /Thermodynamics
  5. /2014 · Q108

Thermodynamics question

2014 · Q108

NEETChemistryThermodynamicsMCQ+4 / −1
Which of the following statements is correct for the spontaneous adsorption of a gas?
  1. A
    Δ\DeltaΔS is negative and, therefore Δ\DeltaΔH should be highly positive.
  2. B
    Δ\DeltaΔS is negative and therefore, Δ\DeltaΔH should be highly negative.
  3. C
    Δ\DeltaΔS is positive and therefore, Δ\DeltaΔH should be negative .
  4. D
    Δ\DeltaΔS is positive and therefore, Δ\DeltaΔH should also be highly positive.
PreviousNext

More from Thermodynamics

  • For the reaction, X2​O4(l)​→2XO2(g)​ ΔU = 2.1 kcal, ΔS = 20 cal K−1 at 300 K Hence, G is2014 · MCQ
  • When 5 litres of a gas mixture of methane and propane is perfectly combusted at 0oC and 1 atmosphere, 16 litres of oxygen at the same temperature and pressure is consumed, The amount of heat released from this combustion in kJ ($\Delta…2013 · MCQ
  • Three thermochemical equations are given below (i) C(graphite) + O2(g) → CO2(g); ΔrHo = x kJ mol−1 (ii) C(graphite) + 21​O2(g) → CO(g); ΔrHo = y kJ mol−1 (iii) CO(g) + 21​O2(g) →…2013 · MCQ
  • A reaction having equal energies of activation for forward and reverse reactions has2013 · MCQ
  • In which of the following reactions, standard reaction entropy change (ΔSo) is positive and standard Gibb's energy change (ΔGo) decreases sharply with increasing temperature ?2012 · MCQ
  • Standard enthalpy of vaporisation ΔvapHo for water at 100oC is 40.66 kJ mol−1. The internal energy of vaporisation of water at 100oC (in kJ mol−1) is2012 · MCQ
  • The enthalpy of fusion of water is 1.435 kcal/mol. The molar entropy change for the melting of ice at 0oC is2012 · MCQ
  • Consider the following processes : For B + D → E + 2C, ΔH will be Includes table2011 · MCQ