Thermodynamics questions
1906 published questions with worked solutions.
- For the reaction, A_ (s) + 3B_ (g) 4C_ (s) + D_ (l) , H and U are related as _____ [Orissa JEE 2004]
- The value of H - U for the following reaction at 27 ^ will be _____ 2NH_ 3(g) N_ 2(g) + 3H_ 2(g) [Kerala (Med.) 2002]
- The thermodynamic process where no change in enthalpy takes place is _____ [MH CET 2001]
- For the reaction, CH_3COOH_ (l) + 2O_ 2(g) 2CO_ 2(g) + 2H_2O_ (l) at 25 ^ and 1 atm. pressure, H = -874 kJ. Then the change in...
- CORRECT representation of the heat supplied at a constant pressure and constant volume in gaseous reaction is _____ [MH CET 2010]
- For the reaction N_2 + 3H_2 2NH_3 ; H = _____ [Roorkee 2000, CBSE PMT 1991, CBSE PMT 2002]
- The difference between heat of reaction at constant pressure and constant volume for the reaction, C_ (s) + 12O_ 2(g) CO_ (g) is...
- In a reaction, CO_ 2(g) + H_ 2(g) CO_ (g) + H_2O_ (g) ; H = +2.8 kJ at constant pressure. The heat of reaction at constant volume...
- The values of heat of formation of SO_2 and SO_3 are -298.2 kJ and -98.2 kJ. The heat of reaction of the following reaction will...
- Thermochemical reactions C_ (graphite) + 12O_ 2(g) CO_ (g) ; H = -110.5 kJ ....(i) CO_ (g) + 12O_ 2(g) CO_ 2(g) ; H = -283.2 kJ...
- H_ 2(g) + 12O_ 2(g) H_2O_ (l) ; H = -68 kcal. Amount of heat liberated when 7.2 g of water is decomposed is _____ [MH CET 2002]
- Enthalpy of formation of two compounds x and y are -84 kJ and -156 kJ respectively. Which of the following statement is CORRECT?...
- The CORRECT equation for heat of formation of CO is _____ [MH CET 2003]
- If heat of combustion of methane is -800 kJ, then heat of combustion of 4 10^ -4 kg of methane is _____ [MH CET 2009]
- Heat of formation of SO_2 is -298 kJ. What is the heat of formation of 4 gms of SO_2 ?
- Heat of hydrogenation of ethylene is X and that of acetylene is Y, change in enthalpy when acetylene is hydrogenated to ethylene...
- Enthalpy of combustion of C_6H_ 6(l) at 298 K to yield CO_ 2(g) and H_2O_ (l) is H = -781.1 kcal. Calculate [MH CET 2013]
- The amount of heat liberated in the reaction 2PCl_5 2P + 5Cl_2 is -340 kJ. The heat of formation of PCl_5 is _____
- Energy required to dissociate 4 g of gaseous hydrogen into free gaseous atoms is 208 kcal at 25 ^ . The bond energy of H - H bond...
- Which among the following thermochemical equations represents formation of sodium chloride? [MH CET 2010]
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration