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Physical Chemistry
Atomic Structure
MCQ (Single Correct Answer)
States of Matter
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Thermodynamics
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Chemical Equilibrium
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Ionic Equilibrium
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Liquid Solution
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Surface Chemistry
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Solid State
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Electrochemistry
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Chemical Kinetics
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Inorganic Chemistry
Periodic Table and Periodicity
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Chemical Bonding and Molecular Structure
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Metallurgy
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Hydrogen and It's Compounds
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p-Block Elements
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Coordination Compounds
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Organic Chemistry
General Organic Chemistry
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Isomerism
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Hydrocarbons
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Haloalkanes and Haloarenes
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Alcohol, Phenols and Ethers
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Carboxylic Acids and Its Derivatives
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Compounds Containing Nitrogen
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Biomolecules
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1
IAT (IISER) 2023
MCQ (Single Correct Answer)
+4
-1
Why is it harder to compress liquids and solids relative to gases?
A
Solids and liquids have definite volume.
B
Due to the presence of electron-nuclear attraction in solids and liquids.
C
Due to the absence of electron-nuclear attraction in solids and liquids
D
Molecules are closer to each other in solids and liquids.
2
IAT (IISER) 2022
MCQ (Single Correct Answer)
+4
-1

The van der Waals equation for a real gas is given by $\left(P+\frac{a}{V^2}\right)(V-b)=R T$. What is the dimension of $\left(\frac{a}{b}\right)$ ?

A
$M L^2 T^{-1}$
B
$M L^{-1} T^{-2}$
C
$M L T^{-2}$
D
$M L^2 T^{-2}$
Questions Asked from MCQ (Single Correct Answer)
IAT (IISER) 2023 (1) IAT (IISER) 2022 (1)
IAT (IISER) Subjects
Physics
Mechanics
Units & Measurement and DimensionsMotion in a Straight LineLaws of MotionCircular MotionWork, Energy and PowerRotational MotionGravitationSimple Harmonic MotionFluid MechanicsWavesHeat and Thermodynamics
Optics
Ray Optics
Electromagnetism
ElectrostaticsCurrent ElectricityCapacitorMoving Charges and MagnetismElectromagnetic InductionAlternating CurrentElectromagnetic Waves
Modern Physics
Atoms and NucleiDual Nature of RadiationSemiconductor Devices and Logic Gates
Chemistry
Physical Chemistry
Atomic StructureStates of MatterThermodynamicsChemical EquilibriumIonic EquilibriumLiquid SolutionSurface ChemistrySolid StateElectrochemistryChemical Kinetics
Inorganic Chemistry
Periodic Table and PeriodicityChemical Bonding and Molecular StructureMetallurgyHydrogen and It's Compoundsp-Block ElementsCoordination Compounds
Organic Chemistry
General Organic ChemistryIsomerismHydrocarbonsHaloalkanes and HaloarenesAlcohol, Phenols and EthersCarboxylic Acids and Its DerivativesCompounds Containing NitrogenBiomolecules
Mathematics
Algebra
Quadratic EquationsSequences and SeriesPermutations and CombinationsProbabilitySets and RelationsBinomial TheoremVector AlgebraThree Dimensional GeometryMatrices and DeterminantsStatisticsLinear ProgrammingComplex Numbers
Trigonometry
Trigonometric EquationsProperties of Triangles
Calculus
FunctionsLimits, Continuity and DifferentiabilityApplication of DerivativesDefinite IntegrationArea Under The CurvesDifferential Equations
Coordinate Geometry
Straight Lines and Pair of Straight LinesCircle
Biology
Botany
Cell - The Unit of LifeBiomoleculesCell Cycle and Cell DivisionSexual Reproduction in Flowering PlantsMicrobes in Human WelfareAnatomy of Flowering PlantsMineral NutritionRespiration in PlantsBiotechnology: Principles and ProcessesBiodiversity and ConservationMorphology of Flowering PlantsPhotosynthesis in Higher PlantsPrinciples of Inheritance and VariationMolecular Basis of InheritanceOrganisms and PopulationsEcosystem
Zoology
Human Health and DiseasesBody Fluids and Its CirculationLocomotion and MovementNeural Control and CoordinationReproduction in OrganismsStructural Organisation in AnimalsDigestion and AbsorptionExcretory Products and Their EliminationChemical Coordination and IntegrationHuman ReproductionAnimal KingdomBreathing and Exchange of Gases