ATIT Exam 2027 - Application Form, Dates, Eligibility, Pattern, Selection Process, Cut Off

Physics: Unit 01

• Units for measurement
• S.i.
• Fundamental and derived units
• Dimensions and their applications

Physics: Unit 02

• Motion in a straight line
• Uniform and non-uniform motion and their graphical representation
• Applications and its uniformly accelerated motion

Physics: Unit 03

• Scalars and vectors
• Vector addition
• A real number of zero vector and its properties
• Resolution of vectors
• Scalar and vector products
• Uniform circular motion and its applications projectile motion

Physics: Unit 04

• Force and inertia
• Newton ’s laws of motion
• Conservation of linear momentum and its applications
• Rocket propulsion
• Friction in laws of friction

Physics: Unit 05

• Concept of work is a energy and power
• Energy and its kinetic and potential
• Conservation of energy and its applications
• Elastic collisions in one and two dimensions
• Different forms of energy

Physics: Unit 06

• Centre of mass of a two-particle system.
• Centre of mass of a rigid body
• General motion of a rigid body
• Nature of rotational motion
• Torque angular momentum its conservation and applications
• Moment of inertia
• Parallel and perpendicular axes theorem
• Expression of moment of inertia for ring its disc and sphere

Physics: Unit 07

• Acceleration due to gravity
• One and two dimensional motion under gravity
• Universal law of gravitation and variation in the acceleration due to gravity of the earth
• Planetary motion
• Kepler’s laws
• Artificial satellite and geostationary satellite
• Gravitational potential energy near the surface of earth
• Gravitational potential and escape velocity

Physics: Unit 08

• Inter-atomic forces states of matter
• Inter-molecular forces states of matter

Physics: Unit 09

• Elastic properties
• Hook’s law
• Young's modulus
• Bulk modulus
• Modulus of rigidity

Physics: Unit 10

• Cohesion and adhesion
• Surface energy and surface tension
• Flow of fluids
• Bernoulli's theorem and its applications
• Viscosity
• Stoke's law
• Terminal velocity

Physics: Unit 11

• Periodic motion
• Simple harmonic motion and its equation of motion
• Energy in s.h.m.
• Oscillations of a spring and simple pendulum

Physics: Unit 12

• Wave motion, phase, amplitude and velocity of wave
• Speed of a wave
• Longitudinal and transverse waves
• Superposition of waves
• Progressive and standing waves
• Free and forced oscillations
• Resonance
• Vibration of strings and air-columns
• Beats
• Doppler effect

Physics: Unit 13

• Thermal expansion of solids
• Liquids and gases and their specific heats
• Relationship between cp and cv for gases
• First law of thermodynamics
• Thermodynamic processes
• Second law of thermodynamics
• Carnot cycle
• Efficiency of heat engines

Physics: Unit 14

• Modes of transference of heat
• Thermal conductivity
• Black body radiations
• Kirchoff’s law
• Wien’s law
• Stefan’s law of radiation
• Newton ’s law of cooling

Physics: Unit 15

• Electric charge unit and conservation
• Coulomb's law
• Dielectric constant
• Electric field
• Lines of force
• Field due to dipole
• Field due to dipole its behaviour in a uniform electric field
• Electric flux
• Gauss’s theorem and its applications
• Electric potential
• Potential due to a point charge
• Conductors and insulators
• Distribution of charge on conductors
• Capacitance
• Parallel plate capacitor
• Combination of capacitors
• Energy of capacitor

Physics: Unit 16

• Electric current and its unit
• Sources of energy
• Cells- primary and secondary
• Grouping of cells resistance of different materials
• Temperature dependence
• Specific resistivity
• Ohm's law
• Kirchoff’s law
• Series and parallel circuits
• Wheatstone bridge with their applications and potentiometer with their applications

Physics: Unit 17

• Heating effects of current
• Electric power
• Simple concept of thermo-electricity
• Seeback effect and thermocouple
• Chemical effect of current
• Faraday's laws of electrolysis

Physics: Unit 18

• Oersted’s Experiment
• Bio-savert’s law
• Magnetic field due to straight wire
• Circular loop and solenoid
• Force on a moving charge in a uniform magnetic field and lorentz force
• Forces and torques on currents in a magnetic field
• Force between two current carrying wires
• Moving coil galvanometer and conversion to ammeter and voltmeter

Physics: Unit 19

• Bar magnet
• Magnetic field
• Lines of force
• Torque on a bar magnet in a magnetic field
• Earth’s magnetic field
• Para
• Dia and ferro magnetism
• Magnetic induction
• Magnetic susceptibility

Physics: Unit 20

• Induced E.M.F.
• Faraday's law
• Lenz's law
• Self and mutual inductance
• Alternating currents
• Impedance and reactance
• Power in a.c.
• Circuits with l.c. and r series combination
• Resonant circuits
• Transformer and a.c. generator

Physics: Unit 21

• Reflection and refraction of light at plane and curved surfaces
• Total internal reflection
• Optical fibre
• Deviation and dispersion of light by a prism
• Lens formula
• Magnification and resolving power
• Microscope and telescope

Physics: Unit 22

• Wave nature of light of interference
• Young’s double slit experiment
• Diffraction
• Diffraction due to a single slit
• Elementary idea of polarization

Physics: Unit 23

• Electromagnetic waves and their characteristics
• Electromagnetic wave spectrum from gamma to radio waves
• Propagation of em waves in atmosphere

Physics: Unit 24

• Charge on an electron
• E/m for an electron
• Photoelectric effect and einstein’s equation of photoelectric effect

Physics: Unit 25

• Alpha particles scattering experiment
• Atomic masses
• Size of the nucleus
• Radioactivity
• Alpha
• Beta and gamma particles
• Rays and their properties
• Radioactive decay law
• Half life and mean life of radio-active nuclei
• Binding energy
• Mass energy relationship
• Nuclear fission and nuclear fusion

Physics: Unit 26

• Energy bands in solids
• Conductors
• Insulators and semi-conductors
• PN junction, PN diode
• Diodes
• Diode as rectifier
• Transistor action
• Transistor as an amplifier

Chemistry: Unit 01

• Measurement in chemistry which includes precision, significant figures, si units, dimensional analysis
• Laws of chemical combination
• Atomic mass
• Molecular mass
• Mole concept
• Molar mass
• Determination of molecular formula
• Chemical equation
• Stoichiometry of chemical reactions

Chemistry: Unit 02

• Gaseous state
• Measurable properties of gases
• Boyle's law
• Charle’s law
• Scale of temperature
• Avogadro’s hypothesis
• Ideal gas equation
• Dalton’s law of partial pressures
• Kinetic molecular theory of gases and the microscopic model of gas
• Deviation form ideal behaviour
• The solid state which includes classification of solids, x-ray studies of crystal lattices and unit cells, packing of constituent particles in crystals
• Imperfection in solids
• Electrical
• Magnetic and dielectic properties of solids
• Liquid state
• Vapour pressure
• Surface tension
• Viscosity

Chemistry: Unit 03

• Constituents of the atom
• Discovery of electron
• Rutherford model of the atom
• Electronic structure of atoms
• Nature of light and electromagnetic waves
• Atomic spectra
• Bohr’s model of hydrogen
• Shortcomings of the bohr model
• Dual nature of matter and radiation
• De-Broglie relation
• The uncertainty principle
• Quantum mechanical model of the atom
• Orbitals and quantum numbers
• Shapes of orbitals
• Aufbau principle
• Pauli exclusion principle
• Hund's rule
• Electronic configuration of atoms

Chemistry: Unit 04

• Types of solutions
• Units of concentration
• Vapour-pressure of solutions and raoult’s law
• Colligative properties
• Determination of molecular mass
• Non-ideal solutions and abnormal molecular masses
• Volumetric analysis-concentration unit

Chemistry: Unit 05

• Energy changes during a chemical reaction
• Internal energy and enthalpy
• Internal energy and enthalpy changes
• Origin of enthalpy change in a reaction
• Hess's law of constant heat summation
• Numericals based on these concepts
• Enthalpies of reactions
• Enthalpy of neutralization
• Enthalpy of combustion
• Enthalpy of fusion and vaporization
• Sources of energy
• Conservation of energy sources
• Identification of alternative sources
• Pollution associated with consumption of fuels
• The sun as the primary source
• First law of thermodynamics
• Relation between internal energy and enthalpy
• Application of first law of thermodynamics

Chemistry: Unit 06

• Entropy
• Gibbs energy
• Spontaneity of a chemical reaction
• Gibbs energy change and chemical equilibrium
• Gibbs energy available for useful work

Chemistry: Unit 07

• Equilibria involving physical changes
• Solid-liquid
• Liquid-gas equilibrium involving dissolution of solids in liquids
• Gases in liquids
• General characteristics of equilibrium involving physical processes
• Equilibria involving chemical systems
• The law of chemical equilibrium
• The magnitude of the equilibrium constant
• Numerical problems
• Effect of changing conditions of systems at equilibrium
• Change of concentration
• Change of temperature
• Effect of catalyst-le chateliar’s principle
• Equilibria involving ions
• Ionization of electrolytes
• Weak and strong electrolytes
• Acid-base equilibrium
• Various concepts of acids and bases
• Ionization of water
• Ph scale
• Solubility product
• Numericals based on these concepts

Chemistry: Unit 08

• Oxidation and reduction as an electron transfer concept
• Redox reactions in aqueous solutions-electrochemical cells
• Emf of a galvanic cell
• Dependence of emf on concentration and temperature
• Nerns tequation and numerical problems based on it
• Electrolysis
• Oxidation number
• Rules for assigning oxidation number, redox reactions in terms of oxidation number, nomenclature
• Balancing of oxidation and reduction equations
• Electrolytic conduction
• Molar conductivity
• Kohlrausch’s law and its applications
• Voltaic cell
• Electrode potential and electromotive force
• Gibb’s energy change and cell potential
• Electrode potential and products of electrolysis
• Fuel cells
• Corrosion and its prevention

Chemistry: Unit 09

• Rate of reaction
• Instantaneous rate of reaction and order of reaction
• Factors affecting rates of reactions
• Factors affecting rate of collisions encountered between the reactant molecules
• Effect of temperature on the reaction rate
• Concept of activation energy
• Catalyst
• Effect of light on rates of reactions
• Elementary reactions as steps to more complex reactions
• How fast are chemical reactions?
• Rate law expression.
• Order of a reaction with suitable examples
• Units of rates and specific rate constants
• Order of reaction and effect of concentration
• Study will be confined to first order only
• Temperature dependence of rate constant (Arrhenius equation)
• Fast reactions only elementary idea
• Mechanism of reaction only elementary idea
• Photochemical reactions

Chemistry: Unit 10

• Adsorption
• Physical and chemical adsorption
• Adsorption isotherms colloids
• Preparation and general properties
• Emulsions
• Micelles catalysis
• Homogeneous and heterogeneous
• Structure of catalyst
• Enzymes
• Zeolites

Chemistry: Unit 11

• Modern periodic law
• Types of elements
• Representative elements s & p block
• Transition elements
• D-block elements
• Inner Transition Elements
• F-block elements
• Periodic trends in properties
• Ionization enthalpy
• Electron gain enthalpy
• Atomic radii
• Valence
• Periodicity in properties of compounds

Chemistry: Unit 12

• Chemical bonds and lewis structure
• Shapes of molecules vsepr theory
• Quantum theory of the covalent bond
• Hydrogen and some other simple molecules
• Carbon compounds
• Hybridization
• Boron and beryllium compounds
• Coordinate covalent bond
• Ionic bond as an extreme case of polar covalent bond
• Ionic character of molecules and polar molecules
• Bonding in solid state ionic, molecular and covalent solids, metals
• Hydrogen bond
• Resonance
• Molecular orbital
• Theory
• Bond order and magnetic properties of h2, o2, n2, f2 on the basis of mot
• Hybridisation involving s, p and d orbitals including shapes of simple organic molecules
• Dipole moment and structure of molecules

Chemistry: Unit 13

• Hydrogen
• Unique position in periodic table
• Occurrence, preparation, properties and uses of hydrogen
• Isotopes
• Properties
• Reactions and uses
• Hydrides and molecular
• Soline and interstitial oxygen
• Preparation
• Properties and reactions
• Uses
• Simple oxides
• Ozone
• Water and hydrogen peroxide
• Structure of water molecule and its aggregates
• Physical and Chemical properties of water
• Hard and soft water
• Water softening
• Preparation and properties of hydrogen peroxide, copper sulphate, silver nitrate, plaster of paris, borax, Mohr's salt, alums, white and red lead, microcosmic salt and bleaching powder, sodium thiosulfate
• Structure and uses
• Nitrogen
• Compounds of Nitrogen
• Ammonia
• Oxides of Nitrogen
• Nitric acid
• Properties and Uses

Chemistry: Unit 14

• Boron
• Occurrence, preparation, properties and uses of hydrogen
• Isolation
• Physical and Chemical properties
• Borax and boric acid
• Uses of boron and its compounds
• Carbon
• Inorganic compounds of carbon
• Oxides
• Halides (excluding fluoride)
• Carbides
• Elemental carbon
• Silicon: silicones, silicates and silicon carbide
• Preparation and properties
• Oxides and oxyacids of phosphorus
• Chemical fertililzers
• Sulphur: hydrogen sulphide, oxides, sulphurous acid, sulphuric acid and sodium thiosulphate
• Occurrence and extraction
• Properties and reactions
• Sulphuric acid
• Preparation
• Properties and Uses
• Sodium thiosulphate
• Halogens: hydrohalic acids, oxides and oxyacids of chlorine, bleaching powder
• Properties
• Hydrogen halides
• Uses of halogens
• Noble gases
• Discovery
• Occurrence and isolation
• Physical properties
• Chemistry of noble gases and their uses

Chemistry: Unit 15

• Sodium and potassium
• Occurrence and extraction
• Properties and Uses
• Important compounds
• Nacl, na2co3, nahco3, naoh, kci, koh
• Magnesium and calcium
• Important compounds mgcl2, mgso4, cao, ca(oh)2, caco3, caso4,
• Plaster of paris
• Bleaching powder
• Aluminium
• Occurrence, preparation, properties and uses of hydrogen
• Extraction
• Compounds – alcl3
• Alums
• Cement
• Biological role of sodium
• Potassium

Chemistry: Unit 16

• Iron
• Occurrence and extraction
• Compounds of iron
• Oxides
• Halides (excluding fluoride)
• Sulphides
• Sulphate
• Alloy and steel
• Copper and silver
• Properties and Uses
• Compounds
• Halides and sulphates
• Photography
• Zinc and mercury
• Sulphides and sulphates tin and lead

Chemistry: Unit 17

• Periodic properties
• Halides and melting points
• Oxides-nature of trends in groups and periods
• Halides and melting points of halides and melting points
• Carbonates and sulphates and solubility of halides and melting points
• The chemistry of s and p block elements
• Electronic configuration
• General characteristic properties and oxidation states of the group 1 elements alkali metals
• Group 2 elements – alkaline earth metals
• Group 13 elements – boron family
• Group 14 elements – carbon family
• Group 15 elements – nitrogen family
• Group 16 elements – oxygen family
• Group 17 elements – halogen family
• Group 18 elements – noble gases and hydrogen

Chemistry: Unit 18

• Electronic configuration
• General characteristic properties
• Oxidation states of transition metals
• First row transition metals and general properties of their compounds-oxides
• Halides and sulphides
• General properties of second and third row transition elements groupwise discussion
• Preparation and reactions
• Properties and uses of potassium dichromate and potassium permanganate

Chemistry: Unit 19

• General discussion with special reference to oxidation states
• Lanthanide contraction

Chemistry: Unit 20

• Co-ordination compounds: nomenclature of mononuclear coordination compounds, cistrans and ionisation isomerisms, hybridization and geometries of mononuclear coordination compounds (linear, tetrahedral, square planar and octahedral)
• Nomenclature
• Isomerism in coordination compounds
• Bonding in coordination compounds
• Werner’s coordination theory
• Applications of coordination compounds

Chemistry: Unit 21

• Nature of radiations from radioactive substances
• Nuclear reactions
• Radioactive disintegration series
• Artificial transmutation of elements
• Nuclear fission and nuclear fusion
• Isotopes and their applications
• Radio carbon-dating

Chemistry: Unit 22

• Purification
• Crystallization
• Sublimation
• Distillation
• Differential extraction
• Chromatography
• Qualitative analysis
• Detection of nitrogen
• Sulphur: hydrogen sulphide, oxides, sulphurous acid, sulphuric acid and sodium thiosulphate
• Phosphorus and halogens
• Quantitative analysis
• Estimation of carbon
• Hydrogen
• Nitrogen
• Halogens: hydrohalic acids, oxides and oxyacids of chlorine, bleaching powder
• Phosphorus determination of molecular mass
• Silver salt method
• Cholroplatinate salt method
• Calculation of empirical formula and molecular formula
• Numerical problems in organic quantitative analysis
• Modern methods of structure elucidation
• Some basic principles
• Classification of organic compounds
• Tetra valency of carbon
• Homologous series
• Functional groups– –c = c –, – c c – and groups containing halogen
• Oxygen
• Nitrogen and sulphur
• General introduction to naming organic compounds
• Common names and iupac nomenclature of alphatic
• Aromatic and cyclic compounds
• Illustration with examples of compounds having not more than three same or different functional groups/atoms
• Isomerism - Structural and stereoisomerism
• Structural and stereoisomerism
• Geometrical and optical
• Chirality
• Isomerism in compounds having one and two chiral centres
• Enantiomers
• Diastereoisomers
• Racemic forms
• Racemisation and resolution
• Covalent bond fission
• Homolytic and heterolytic
• Free radicals carbocations and carbanions
• Stability of carbocations and free-radicals
• Electrophiles and Nucleophiles
• Electron displacement in a covalent bond
• Inductive effect
• Electrometric effect
• Resonance
• Common types of organic reactions
• Substitution
• Addition
• Elimination and rearrangement reactions
• Illustrations with examples

Chemistry: Unit 23

• Classification
• Sources of hydrocarbons
• Alkanes
• General methods of preparation from unsatmated hydrocarbons
• Alkylhalides
• Aldehydes
• Ketones and carburoxylic acids
• Physical properties and reactions
• Substitution
• Oxidation and miscellaneous
• Conformations of alkanes ethane, popane butane and cyclohexane
• Sawhorse and Newman projections
• Mechanism of halogaration of alkanes
• Alkanes and alkynes
• General methods of preparation physical properties
• Chemical reactions
• Mechanism of electrophilic addition reactions in alkenes
• Markowni koff’s rule
• Peroxide effect
• Acidic character of Alkynes
• Polymerisation of alkenes
• Aromatic hydrocarbons
• Benzene and its homologues
• Isomerism - Structural and stereoisomerism
• Chemical reactions of bonzene
• Structure of bonzene
• Resonance
• Directive influence of substituents
• Petroleum
• Hydrocarbons from petroleum
• Cracking and reforming
• Quality of gasoline
• Octane number
• Gasoline additives

Chemistry: Unit 24

• Haloalkanes and haloarenes
• Methods of Preparation
• Physical properties and reactions
• Preparation
• Properties and uses of chloroform and iodoform

Chemistry: Unit 25

• General methods of preparation
• Correlation of physical properties with their structures
• Chemical properties and uses of alchols
• Polyhydric alcohols
• Ethers
• Aldehydes
• Ketones
• Carboxylic acids and their derivatives
• Phenol
• Benzaldehyde and benzoic acid
• Their important methods of preparation and reactions
• Acidity of carboxylic acids and phenol effect of substituents on the acidity of carboxylic acids

Chemistry: Unit 26

• Cyanidesm, cyanides, nitrocompounds and amines
• Nomenclature and classification of amines,
• Cyanides
• Isocyanides
• Nitrocompounds and their methods of preparation
• Correlation of their physical properties with structure
• Chemical reactions and uses
• Basicity of amines

Chemistry: Unit 27

• Classification of polymers
• Natural and synthetic polymers with stress on their general methods of preparation and important uses are teflon, pvc, polystyrene, nylon-66, terylene, bakelite.

Chemistry: Unit 28

• The cell and energy cycle
• Carbohydrates
• Monosaccharides
• Disaccharides
• Polysaccharides
• Amino acids and peptides
• Structure and classification
• Proteins and enzymes
• Structure of proteins
• Role of enzymes
• Nucleic acids
• DNA and RNA
• Biological functions of nucleic acids
• Protein synthesis and replication
• Lipids
• Structure
• Membranes and their functions

Chemistry: Unit 29

• Dyes
• Chemicals in medicines-Analgesies,tranquilizers,antiseptics,disinfectants,antimicrobials,antifertility drugs,antibiotics,antacids,antihistamins-their meaning and common examples
• Antipyretic, analgesic, antibiotics and tranquilisers
• Rocket propellants
• Structural formulae non-evaluative

Chemistry: Unit 30

• Environmental pollutants
• Soil
• Water and air pollution
• Major atmospheric pollutants
• Acid rain
• Ozone and its reactions causing ozone layer depletion
• Effects of the depletion of ozone layer
• Industrial air pollution

English: Unit 01

English: Unit 02

English: Unit 03

English: Unit 04

English: Unit 05

English: Unit 06