Physical Chemistry
Atomic StructureStates of MatterThermodynamicsChemical EquilibriumIonic EquilibriumLiquid SolutionSurface ChemistrySolid StateElectrochemistryChemical KineticsInorganic Chemistry
Periodic Table and PeriodicityChemical Bonding and Molecular StructureMetallurgyHydrogen and It's Compoundsp-Block ElementsCoordination CompoundsOrganic Chemistry
General Organic ChemistryIsomerismHydrocarbonsHaloalkanes and HaloarenesAlcohol, Phenols and EthersCarboxylic Acids and Its DerivativesCompounds Containing NitrogenBiomoleculesLiquid Solution
Practice QuestionsMCQ (Single Correct Answer)
1
Which one of these plots correctly describes the variation of osmotic pressure ( $\Pi$ ) of a fixed amount of a solute against the volume $(\mathrm{V})$ of the solution at a fixed temperature?
IAT (IISER) 2024
2
In two solutions $X$ (hexane and benzene) and $Y$ (water and HCl ), what types of deviations from Raoult's law are observed?
IAT (IISER) 2023
3
2 g of naphthoic acid (molecular weight $=172 \mathrm{~g} \mathrm{~mol}^{-} 1$ ) dissolved in 20 mL of benzene shows a freezing point depression of 2 K . For benzene, the freezing point depression constant, $K_f=5$ $\mathrm{K} \mathrm{kg} \mathrm{mol}{ }^{-1}$ and the density is $0.88 \mathrm{~g} \mathrm{~mL}^{-1}$. What is the magnitude of the van't Hoff factor?
IAT (IISER) 2022