MHTCET 2025 19th April Evening Shift
Browse the complete Chemistry, Mathematics, and Physics question set from the MHTCET 2025 19th April Evening Shift paper, question by question. Each question shows a quick preview so you can jump straight to the topic or subject you want to revise. Click through to attempt the full question in practice mode, or head back to the paper-wise list to download the entire shift as a PDF.
This paper has 150 questions in total - 57 easy (38%), 91 moderate (61%) and 2 tough (1%). That's a fairly typical mix for this exam. By subject: Physics 34% easy, 66% moderate, 0% tough; Chemistry 60% easy, 40% moderate, 0% tough; Mathematics 20% easy, 76% moderate, 4% tough.
Chemistry questions were spread across 26 chapters, with General Organic Chemistry (4), Alcohols Phenols and Ethers (3), and Biomolecules (3) carrying the most weight. Mathematics questions were spread across 21 chapters, with Three Dimensional Geometry (6), Application of Derivatives (5), and Inverse Trigonometric Functions (4) carrying the most weight. Physics questions were spread across 24 chapters, with Waves and Sound (4), Alternating Current (3), and Electromagnetic Induction (3) carrying the most weight.
Chemistry
- 1What is IUPAC name of following compound?19 Apr, 2025 (E)IUPAC Nomenclature
- 2What is the value of for saturated solution of having pH 12 ?19 Apr, 2025 (E)Solubility
- 3Benzonitrile on reduction with stannous chloride in presence of hydrochloric acid followed by acid hydrolysis forms,19 Apr, 2025 (E)Method of preparation for Aldehydes
- 4Identify from following salts so that the solubility of salt in water decreases with increase in temperature.19 Apr, 2025 (E)Le chatelier's principle
- 5Which from following polymers is obtained by condensation polymerisation method?19 Apr, 2025 (E)Classification of Polymers
- 6For a Galvanic cell consisting zinc electrode and standard hydrogen electrode, . Identify the reaction that takes place at positive electrod19 Apr, 2025 (E)Cells and Electrode Potential, Nernst Equation
- 7Which from following polymers is classified as fibre?19 Apr, 2025 (E)Classification of Polymers
- 8Which from following is a currect representation of reaction rate for reaction stated below?19 Apr, 2025 (E)Rate of reaction
- 9Which of the following methods is used to prepare dihydrogen with purity greater than 99.95 ?19 Apr, 2025 (E)Preparation and Properties of Hydrogen
- 10Cyclohexene on oxidation with in dil. forms.19 Apr, 2025 (E)Reactions of alkenes
- 11Calculate the enthalpy change of vaporisation of benzene if 13 gram of benzene vaporised by supplying 5.1 kJ of heat.19 Apr, 2025 (E)Laws of Thermochemistry and Enthalpy Change
- 12The volume of simple unit cell is . Calculate the value of if volume occupied by a particle in it is .19 Apr, 2025 (E)Cubic system
- 13What is IUPAC name of the following compound?19 Apr, 2025 (E)IUPAC Nomenclature
- 14What is the pH of buffer solution prepared by mixing 0.01 M weak acid and 0.02 M salt of weak acid with strong base ?19 Apr, 2025 (E)Buffer solutions
- 15Calculate the entropy change of surrounding if 2 moles of and 1 mole of gas combine to form 2 moles of liquid water by releasing 525 kJ heat19 Apr, 2025 (E)Entropy and Second law of thermodynamics
- 16Identify the bond line formula of Neopentane.19 Apr, 2025 (E)IUPAC Nomenclature
- 17What is the number of faraday required to form by reduction of ions?19 Apr, 2025 (E)Cells and Electrode Potential, Nernst Equation
- 18Identify the name of method used for three dimensional representation of molecule as follows.19 Apr, 2025 (E)Isomerism of Organic Compounds
- 19Identify the correct molecular formula of 'Oleum' from following.19 Apr, 2025 (E)Sulphur and Its Compounds
- 20Which of the following is a redox reaction?19 Apr, 2025 (E)Oxidation number
- 21Identify the product ' B ' in the following sequence of ractions. Methyl magnesium bromide19 Apr, 2025 (E)Method of preparation for Ketones
- 22What is the number of bonds present in a linolenic acid molecule?19 Apr, 2025 (E)Fats
- 23Which among the following is an allylic halide?19 Apr, 2025 (E)Preparation and Properties of Monohalides
- 24When tert butyl bromide is heated with silver fluoride the major product obtained is19 Apr, 2025 (E)Preparation and Properties of Monohalides
- 25Calculate the molal elevation constant of solvent if boiling point of 0.12 m solution is 319.8 K (Boling point of solvent )19 Apr, 2025 (E)Colligative Properties and Abnormal Molecular Masses
- 26Which from following pairs of carbohydrates produce equal quantity of glucose on hydrolysis per mole?19 Apr, 2025 (E)Disaccharides and Polysaccharides
- 27Which of the following molecules has a regular geometry as expected?19 Apr, 2025 (E)Hybridisation and VSEPR Theory
- 28What is the loss in molar mass when a primary amine is obtained by Hofmann degradation of amide?19 Apr, 2025 (E)Preparation and Properties of Amides
- 29Which from following is true according to Gay-Lussac's law?19 Apr, 2025 (E)Gas laws and Ideal Gas Equation
- 30Identify example of sorption from following.19 Apr, 2025 (E)Adsorption
- 31Which from following carbohydrates produces double quantity of glucose on hydrolysis per mole as compared with sucrose?19 Apr, 2025 (E)Disaccharides and Polysaccharides
- 32In ionic solid, anions are arranged in ccp array and cations occupy tetrahedral voids. What is the formula of ionic compound? [Consider cati19 Apr, 2025 (E)Cubic system
- 33Which of the following is NOT dihydric alcohol?19 Apr, 2025 (E)Dihydric alcohols
- 34Calculate the concentration of an aqueous solution of non electrolyte at 300 K if its osmotic pressure is 12 atm .19 Apr, 2025 (E)Colligative Properties and Abnormal Molecular Masses
- 35Which from following compounds is least soluble in water at STP?19 Apr, 2025 (E)Preparation and Properties of Alcohols
- 36Which of the following statements is correct about and molecule?19 Apr, 2025 (E)Oxygen and Its Compounds
- 37What is the total number of donor atoms present in Tetracyanonickelate(II) ion?19 Apr, 2025 (E)Terminology of coordination compounds
- 38Half life of a first order reaction is 900 minute at 400 K , find its half life at 300 K ?19 Apr, 2025 (E)Integrated rate laws
- 39Which solvent from following is used in order to avoid creation of waste and pollution of air?19 Apr, 2025 (E)Control of environmental pollution
- 40For the cell, If concentration of decreases to 0.1 M at 298 K . then emf of cell19 Apr, 2025 (E)Cells and Electrode Potential, Nernst Equation
- 41Identify the product ' B ' in the following series of reactions.19 Apr, 2025 (E)Reactions of Phenol
- 42Which of the following statements is NOT correct regarding voids in lattice structure?19 Apr, 2025 (E)Cubic system
- 43Identify pair of complexes that exhibits solvate isomerism.19 Apr, 2025 (E)Isomerism of coordination compounds
- 44Identify the element from following such that the last electron is placed in ( ) d orbital.19 Apr, 2025 (E)Properties of D-block elements
- 45Which transition series includes elements Co and Mo respectively?19 Apr, 2025 (E)Properties of D-block elements
- 46Rate law for the reaction, What is the order and molecularity of this reaction?19 Apr, 2025 (E)Rate law and rate constant
- 47Find the mass of potassium chloride required to liberate of oxygen gas at STP ? (molar mass of )19 Apr, 2025 (E)Mole concept
- 48Which of the following reactions exhibits decrease in entropy?19 Apr, 2025 (E)Entropy and Second law of thermodynamics
- 49What is the wavenumber of the photon emitted during transition from the orbit to that of in hydrogen atom?19 Apr, 2025 (E)Hydrogen spectrum
- 50If pH of solution changes from 4 to 5 . then the ion concentration of solution19 Apr, 2025 (E)PH of solutions
Mathematics
- 1The last column in the truth table of the statement pattern is19 Apr, 2025 (E)Mathematical Reasoning
- 2A straight line through the origin 0 meets the line and at the points and respectively. Then 0 divides the segment in the ratio.19 Apr, 2025 (E)Coordinate System
- 3The position of a point in time t is given by . It's resultant acceleration at time in seconds is given by19 Apr, 2025 (E)Rate Measure Error and Approximation
- 4Let and if the vector along the angle bisector of is given by then19 Apr, 2025 (E)Algebra of Vectors
- 5In triangle ABC , the point P divides BC internally in the ratio and Q divides CA internally in the ratio . If AP and BQ intersect in a poin19 Apr, 2025 (E)Algebra of Vectors
- 6Preview not available - open to view this question.19 Apr, 2025 (E)Differentiation of composite functions
- 7If then19 Apr, 2025 (E)Bernoulli Trial and Binomial Distribution
- 8The differential equation of all straight lines passing through the point is19 Apr, 2025 (E)Formation of Differential Equation
- 9The first derivative of the function with respect to at is19 Apr, 2025 (E)Differentiation of composite functions
- 10Let be the vectors such that . If the projection along is equal to that of along and the vectors , are perpendicular to each other then equa19 Apr, 2025 (E)Product of 2 vectors
- 11The area enclosed between the curves and is19 Apr, 2025 (E)Area bounded by two curves
- 12If and then19 Apr, 2025 (E)Sum and difference of angles
- 13Let X be a discrete random variable. The probability distribution of X is given below \( {array}{|l|c|c|c|} {X} & 30 & 10 & -10 \\ {P}( {X})19 Apr, 2025 (E)Random Variable and its Probability Distribution
- 14The projection of the line segment joining the points and on the line whose direction ratios are is19 Apr, 2025 (E)Direction Cosines and Direction Ratios
- 15If then19 Apr, 2025 (E)Differentiation of implicit functions
- 16The perpendicular distance between the lines given by is , then19 Apr, 2025 (E)Point and Line
- 17The value of19 Apr, 2025 (E)Principal Value and Basics
- 18If triangle is a right angled at and are roots of the equation , then19 Apr, 2025 (E)Relation between Roots and Coefficients
- 19If , then the value of19 Apr, 2025 (E)Sum and difference of angles
- 20The value of is19 Apr, 2025 (E)Definite Integration by Substitution
- 21The feasible region for the constraints , , is ...19 Apr, 2025 (E)Linear Programming
- 22A plane passes through and and parallel to the line and , then the plane also passes through the point.19 Apr, 2025 (E)Plane in Space
- 23In a game, 3 coins are tossed. A person is paid ₹150 if he gets all heads or all tails and he is supposed to pay ₹50 if he gets one head or 19 Apr, 2025 (E)Random Variable and its Probability Distribution
- 24If , then the value of is19 Apr, 2025 (E)Sum and difference of angles
- 25If two sides of a triangle are and units and their included angle is , then the third side of the triangle is19 Apr, 2025 (E)Cosine Rule and Projection Formula
- 26The principal increases continuously in a newly opened bank at the rate of per year. An amount of Rs. 2000 is deposited with this bank. How 19 Apr, 2025 (E)Applications of DE
- 27If and where I is the identity matrix of order 2 , then19 Apr, 2025 (E)Inverse of a Matrix
- 28Which of the following are pairs of equivalent circuits19 Apr, 2025 (E)Mathematical Reasoning
- 29The solution of is19 Apr, 2025 (E)Variable Separable Form
- 30The equation of the plane passing through the line of intersection of the planes and and perpendicular to the XY- plane is19 Apr, 2025 (E)Plane in Space
- 31A normal is drawn at a point of a curve . The normal meets the X axis at is a constant Then equation of the curve through is19 Apr, 2025 (E)Tangent Normal
- 32If is continuous at , then the value of is19 Apr, 2025 (E)Algebraic and Rational Limits
- 33Preview not available - open to view this question.19 Apr, 2025 (E)Existance of Limit
- 34The value of is19 Apr, 2025 (E)Properties of Definite Integration
- 35The coordinates of the foot of the perpendicular drawn from a point to the plane19 Apr, 2025 (E)Line in Space
- 36The domain of the function19 Apr, 2025 (E)Domain
- 37Preview not available - open to view this question.19 Apr, 2025 (E)Fundamental of Indefinite Integration
- 38If are three vectors such that then does not exceed19 Apr, 2025 (E)Algebra of Vectors
- 39Total number of 3-digit numbers, whose g.c.d with 36 is 2 , is19 Apr, 2025 (E)Selection of one or more item
- 40If is an imaginary number and if it represents a circle then its radius is19 Apr, 2025 (E)Geometry of Complex Number
- 41If (where k is the constant of integration) then the value of19 Apr, 2025 (E)Integration using Reduction Formula
- 42The lines and are coplanar, hence19 Apr, 2025 (E)Line and Plane
- 43Preview not available - open to view this question.19 Apr, 2025 (E)Integration using Partial Fraction
- 44Let and are independent events with , then is root of the equation19 Apr, 2025 (E)Conditional Probability and Multiplication Theorem
- 45The equation of tangent to the curve where and which is parallel to the line , is19 Apr, 2025 (E)Tangent Normal
- 46The eccentricity of the ellipse is19 Apr, 2025 (E)Equation of Ellipse
- 47If the tangent at to the curve touches the circle , then19 Apr, 2025 (E)Tangent Normal
- 48The value of ' ' so that the sum of squares of the roots of the equation assumes the least value is19 Apr, 2025 (E)Relation between Roots and Coefficients
- 49If the shortest distance between the lines , is 9, then the value of is19 Apr, 2025 (E)Line in Space
- 50If two curves and are orthogonal to each other then19 Apr, 2025 (E)Tangent Normal
Physics
- 1The resultant of two vectors and is . If the magnitude of is doubled, the new resultant vector becomes perpendicular to , then the magnitude19 Apr, 2025 (E)Multiplication of Vectors
- 2A convex lens of focal length forms a real, inverted image twice the size of the object. The distance of the object from the lens is19 Apr, 2025 (E)Lens Formula, Refraction of light from curved surface
- 3The frequency of a tuning fork is 256 Hz. It will not resonate with the tuning fork of frequency19 Apr, 2025 (E)Beats
- 4A particle carrying a charge equal to 1000 times the charge on an electron, is rotating one rotation per second in a circular path of radius19 Apr, 2025 (E)Magnetic Field
- 5A particle performing uniform circular motion of radius makes x revolutions in time . Its tangential velocity is19 Apr, 2025 (E)Uniform Circular Motion
- 6The frequency of revolution of an electron in the orbit of hydrogen atom is19 Apr, 2025 (E)Bohr's Atomic Model
- 7The initial and final temperatures of water as recorded by an observer are and . The rise in temperature with proper error limits is19 Apr, 2025 (E)Errors of Measurement
- 8' n ' small water drops of same size (radius r ) fall through air with constant velocity V. They coalesce to form a big drop of radius R. Th19 Apr, 2025 (E)Viscosity
- 9A vertical spring oscillates with period 6 second with mass is suspended from it. When the mass is at rest, the spring is stretched through 19 Apr, 2025 (E)Time Period and Frequency
- 10The electric potential ' ' is given as a function of distance ' ' (metre) by . The value of electric field at , in is19 Apr, 2025 (E)Electric Potential and Potential Energy
- 11Out of the following which law obeys the law of conservation of energy?19 Apr, 2025 (E)Magnetic Flux, Faraday's and Lenz law
- 12In a given logic circuit, the output Y when all the three inputs are first low and then high will be respectively19 Apr, 2025 (E)Logic gates
- 13Two gases A and B are at absolute temperatures 350 K and 420 K respectively. The ratio of average kinetic energy of the molecules of gas to 19 Apr, 2025 (E)Pressure and Energy of gas
- 14For a particle performing S.H.M. the displacement - time graph is shown. For that particle the force - time graph is correctly shown in grap19 Apr, 2025 (E)Simple Harmonic Motion
- 15A coil of resistance and self - inductance 1.5 henry is connected to an a.c. source of frequency . The phase difference between voltage and 19 Apr, 2025 (E)Alternating Current, Voltage and Power
- 16A small metal sphere of density is dropped from height into a jar containing liquid of density . The maximum depth up to which the sphere si19 Apr, 2025 (E)Archmidies Principle
- 17A composite slab consists of two materials having coefficients of thermal conductivity K and 2 K , thickness x and 4 x respectively. The tem19 Apr, 2025 (E)Conduction
- 18In an organ pipe closed at one end, the sum of the frequencies of first three overtones is 3930 Hz . The frequency of the fundamental mode o19 Apr, 2025 (E)Organ Pipe (Vibration of Air Column)
- 19A uniformly charged conducting sphere of diameter 3.5 cm has a surface charge density of . The total electric flux leaving the surface of th19 Apr, 2025 (E)Electric Flux and Gauss Law
- 20A stone is projected with kinetic energy E, making an angle with the horizontal. When it reaches a highest point, its kinetic energy is19 Apr, 2025 (E)Energy
- 21In Young's double slit experiment, the intensity on screen at a point where path difference is is . The intensity at a point when path diffe19 Apr, 2025 (E)Youngs Double Slit Experiment
- 22If M is the magnetisation induced in the material, H is the magnetic field intensity, B is the net magnetic field inside the material then t19 Apr, 2025 (E)Magnetism and Properties of Magnet
- 23Force is applied to a body of mass 3 kg at rest on a frictionless horizontal surface as shown in the force against time (F - t) graph. The s19 Apr, 2025 (E)Impulse
- 24An electron accelerated by a potential difference 'V' has de-Broglie wavelength ' '. If the electron is accelerated by a potential differenc19 Apr, 2025 (E)Matter Waves
- 25A weightless thread can bear tension up to 3.7 kg wt. A stone of mass 500 gram is tied to it and revolved in circular path of radius 4 m in 19 Apr, 2025 (E)Circular motion
- 26Water is flowing steadily in a river. A and B are the two layers of water at heights 40 cm and 90 cm from the bottom. The velocity of the la19 Apr, 2025 (E)Viscosity
- 27A progressive wave of frequency 400 Hz is travelling with velocity . How far apart are the two points on a wave which are out of phase?19 Apr, 2025 (E)Travelling Waves
- 28The magnetic flux through a coil is at time . It reduces to of its original value in time second. If e.m.f. induced in the coil is 0.56 mV t19 Apr, 2025 (E)Magnetic Flux, Faraday's and Lenz law
- 29Bohr model is applied to a particle of mass and charge is moving in a plane under the influence of a transverse magnetic field (B). The ener19 Apr, 2025 (E)Bohr's Atomic Model
- 30The co-efficient of absorption and the coefficient of reflection of a thin uniform plate are 0.77 and 0.17 respectively. If 250 kcal of heat19 Apr, 2025 (E)Radiation
- 31In Fraunhofer diffraction pattern, slit width is 0.2 mm and screen is at 2 m away from the lens. If the distance between the first minimum o19 Apr, 2025 (E)Diffraction of Light
- 32If is the inductance and is the resistance then the SI unit of is19 Apr, 2025 (E)LR Circuit
- 33In an circuit, the inductive reactance is equal to times the resistance ' ' of the circuit. An e.m.f. is applied to the circuit. The power c19 Apr, 2025 (E)Alternating Current, Voltage and Power
- 34A charged particle of mass ' m ' and charge ' q ' is at rest. It is accelerated in a uniform electric field of intensity ' ' for time ' '. T19 Apr, 2025 (E)Electric Field and Electric Field Lines
- 35To determine the internal resistance of a cell with potentiometer, when the cell is shunted by a resistance of , the balancing length is 25019 Apr, 2025 (E)Electric Instruments
- 36A body slides down a smooth inclined plane of inclination and reaches the bottom with velocity V. If the same body is a ring which rolls dow19 Apr, 2025 (E)Rolling without Slipping
- 37Two parallel plate air capacitors of same capacity 'C' are connected in parallel to a battery of e.m.f. ' '. Then one of the capacitors is c19 Apr, 2025 (E)Capacitors with Dielectric
- 38An ideal gas at pressure ' P ' and temperature ' T ' is enclosed in a vessel of volume 'V'. Some gas leaks through a hole from the vessel an19 Apr, 2025 (E)Thermodynamic Processes
- 39The escape velocity of a satellite from the surface of earth does NOT depend on19 Apr, 2025 (E)Gravitational potential and Potential Energy
- 40In unbiased p-n junction diode19 Apr, 2025 (E)Diodes
- 41If r.m.s. velocity of hydrogen molecules is 4 times that of an oxygen molecule at , the temperature of hydrogen molecules is (Molecular weig19 Apr, 2025 (E)Speed of Gas
- 42Two cells and having equal e.m.f ' ' and internal resistances and respectively are connected in series. This combination is connected to an 19 Apr, 2025 (E)Kirchoffs Laws
- 43If the length of the oscillating simple pendulum is made times the original keeping amplitude same then increase in its total energy at a pl19 Apr, 2025 (E)Energy of Simple Harmonic Motion
- 44Two long conductors separated by a distance 'd' carry currents ' ' and ' ' in the same directions. They exert a force ' F ' on each other. T19 Apr, 2025 (E)Force and Torque on Current Carrying Conductor
- 45In a transistor amplifier, AC current gain is 64 , the load resistance is and the input resistance of the transistor is . The voltage gain i19 Apr, 2025 (E)Junction Transistors
- 46A monoatomic ideal gas is heated at constant pressure. The percentage of total heat used in increasing the internal energy and that used for19 Apr, 2025 (E)First Law of Thermodynamics
- 47An a.c. source is applied to a series LR circuit with and power factor is . Now a capacitor with is added in series to LR circuit and the po19 Apr, 2025 (E)Quality and Power Factor
- 48When two tuning forks are sounded together, 6 beats per second are heard. One of the fork is in unison with 0.70 m length of sonometer wire 19 Apr, 2025 (E)Beats
- 49The maximum velocity of the photoelectrons emitted by a metal surface is . The value of ratio of charge (e) to mass (m) of the photoelectron19 Apr, 2025 (E)Photoelectric Effect
- 50In Young's double slit experiment let 'd' be the distance between two slits and 'D' be the distance between the slits and the screen. Using 19 Apr, 2025 (E)Youngs Double Slit Experiment
Frequently Asked Questions
1.How many questions are in the MHTCET 2025 19th April Evening Shift paper?
This paper has 150 questions in total - 50 each from Chemistry, Mathematics, and Physics.
2.Can I practise questions from just one subject?
Yes. Use the Chemistry, Mathematics, and Physics tabs at the top of the page to jump directly to that subject's question set within this shift.
3.Is this the same paper for all students who appeared in the evening shift?
MHTCET uses different question sets across shifts and sessions to maintain exam integrity, so this page reflects the specific paper administered in the 19th April 2025 evening shift.
4.Where can I find the morning shift paper for the same date?
The MHTCET 2025 19th April Morning Shift paper is listed separately - you can switch to it from the "MHTCET Paper Wise PYQs" panel, under MHTCET 19th April 2025.
5.What is the structure of the MHTCET 2025 19th April Evening Shift paper?
The MHTCET 2025 19th April Evening Shift paper on MARKS has 150 questions, organised by subject:
- Chemistry: 50 questions - 50 single-correct.
- Mathematics: 50 questions - 50 single-correct.
- Physics: 50 questions - 50 single-correct.
6.What is the difficulty level of the MHTCET 2025 19th April Evening Shift paper?
Each question on MARKS carries a difficulty rating. Of the 150 rated questions in this paper, 57 (38%) are easy, 91 (61%) are medium and 2 (1%) are hard. Subject wise:
- Chemistry: 30 easy, 20 medium, 0 hard
- Mathematics: 10 easy, 38 medium, 2 hard
- Physics: 17 easy, 33 medium, 0 hard
7.Which chapters had the most questions in the MHTCET 2025 19th April Evening Shift paper?
The chapters with the most questions in each subject were:
- Chemistry: General Organic Chemistry (4), Alcohols Phenols and Ethers (3), and Biomolecules (3).
- Mathematics: Three Dimensional Geometry (6), Application of Derivatives (5), and Inverse Trigonometric Functions (4).
- Physics: Waves and Sound (4), Alternating Current (3), and Electromagnetic Induction (3).
8.Where can I find the solutions for the MHTCET 2025 19th April Evening Shift paper?
Open any question on this page. Its page shows the correct answer and, where one is available, the worked solution. A downloadable PDF of the whole shift is coming soon.
9.How should I use the MHTCET 2025 19th April Evening Shift paper to check my preparation?
Set a timer, attempt the 150 questions as you would in the exam, and only then open the answers. Note which subjects and chapters cost you the most marks, and revise those first using the chapter-wise practice for MHTCET. Repeating this with other papers shows whether the same weak spots keep coming back.
10.Will the MHTCET 2025 19th April Evening Shift paper help me prepare for MHTCET 2027?
Yes. Every past paper shows the question styles and topics MHTCET has asked before, and a solved paper gives you a realistic benchmark for speed and accuracy. Use it along with the other papers to spot the chapters that keep returning.