Thermodynamics questions
1906 published questions with worked solutions.
- If a chemical reaction is accompanied by the evolution of heat, it is __________ [BHU 1979]
- A thermodynamic state function is a quantity
- 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.
- A process in which the system does not exchange heat with the surroundings is known as
- Which of the given properties depends on the manner in which a change is brought about? (i) E (ii) q (iii) W
- Which is correct for an endothermic reaction?
- Which of the following is the correct expression for the change in internal energy used for general case ?
- How many joules of heat are absorbed when 70.0 g of water is completely vaporised at its boiling point?
- Change in internal energy, when 4 kJ of work is done on the system and 1 kJ of heat is given out by the system, is
- Select the correct formula about the change in enthalpy.
- Select the correct formula for _ sol H^ .
- Which of the following is not an endothermic reaction?
- In the reaction, S + 32 O_2 SO_3 + 2 x kJ and SO_2 + 12 O_2 SO_3 + y kJ. Heat of formation of SO_2 is
- In the given reaction, Na(s) Na(g) . The enthalpy of atomisation is same as the
- In the following process, H_2(g) 2H(g) , _ H-H H^ = 435.0 kJ ,mol^ -1 . The enthalpy change involved is the
- Enthalpy of solution of NaOH (solid) in water is -41.6 kJ ,mol^ -1 . When NaOH is dissolved in water, the temperature of water
- U^ for combustion of methane is -X kJ ,mol^ -1 . The value of H^ is
- Two moles of an ideal gas is expanded isothermally and reversibly from 1 L to 10 L at 300 K. The enthalpy change (in kJ) for the...
- For the given reaction, CH_4(g) + 2O_2(g) CO_2(g) + 2H_2O(l) Select the correct option for _rH.
- Enthalpy change for the reaction, 4H(g) 2H_2(g) is -869.5 kJ. The dissociation energy of H - H bonds is
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