PSEB 2018 12th Board Exam Syllabus is given here. If you want to check the details from here. The topics wise syllabus & marking scheme is given here. The official website of PSEB is

The students who are studying in 12th Science must be checking the details from here. There are so many subjects which are in the Science stream like Physics, Chemistry, Biology & Mathematics. One by one we are going to provide you the details of the syllabus.

PB State Board Twelfth Science All Subjects 2018 PCM

Students of Punjab Board are finding the syllabus of 12th Science Stream. There are several subjects in Science stream like Physics, Chemistry , Biology & Mathematics. The candidates who have selected which subjects can click on the link & download the syllabus what is needed to them.

PB State Board Twelfth Science All Subjects 2018
PB State Board Twelfth Science All Subjects 2018

If you are still not well prepared in the exam, then you can check the details from here. We are going to tell these one by one.

Don’t Miss :- Punjab State Board PSEB 10th Syllabus Download 2018

PSEB Physics Syllabus 2018 Topics & Unit wise Marking Scheme Question Paper 12th

Physics is one of the important subject in the 12th Science studies. The syllabus of Physics is divided into 10 units.

These 10 units are alloted some marks too.You can see them here.

Name of the Unit  Total Marks
 Electrostatics 15 marks
 Magnetic Effect of Current & Magnetism 08 marks
 Electromagnetic Induction & Alternating Current 08 marks
 Electromagnetic Waves 07 marks
 Optics 10 marks
 Dual Nature of Matter 04 marks
 Atoms & Nuclei 06 marks
 Electronic Devices 06 marks
 Communication Systems 06 marks
 Total Marks 70 marks

After the marking scheme has been explained by the table, you can check the new updated Unit wise distribution of the topics from here. Please check it one by one for better preparation. You will need this data for the preparation of Punjab Board exams 2018. The date is also updated here.  If you want to get it, then you can take it from the last para.

 Name of the Unit Topics
 ElectrostaticsElectric Charges; Conservation of charge, Coulomb’s law-force between two point charges, forces between multiple charges; superposition principle and continuous charge distribution.

Electric field, electric field due to a point charge, electric field lines, electric dipole, electric field due to a dipole, torque on a dipole in uniform electric field.

Electric flux, statement of Gauss’s theorem and its applications to find field due to infinitely long straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell (field inside and outside).

 Current ElectricityElectric potential, potential difference, electric potential due to a point charge, a dipole and system of charges; equipotential surfaces, electrical potential energy of a system of two point charges and of electric dipole in an electrostatic field.

Conductors and insulators, free charges and bound charges inside a conductor. Dielectrics and electric polarisation, capacitors and capacitance, combination of capacitors in series and in parallel, capacitance of a parallel plate capacitor with and without dielectric medium between the plates, energy stored in a capacitor.

 Magnetic Effect of Current & MagnetismElectric current, flow of electric charges in a metallic conductor, drift velocity, mobility and their relation with electric current; Ohm’s law, electrical resistance, V-I characteristics (linear and non-linear), electrical energy and power, electrical resistivity and conductivity. Carbon resistors, colour code for carbon resistors; series and parallel combinations of resistors; temperature dependence of resistance.

Internal resistance of a cell, potential difference and emf of a cell,combination of cells in series and in parallel. Kirchhoff’s laws and simple applications. Wheatstone bridge, metre bridge.

Potentiometer – principle and its applications to measure potential difference and for comparing emf of two cells; measurement of internal resistance of a cell.

 Electromagnetic Induction & Alternating CurrentChapter-4: Moving Charges and Magnetism

Concept of magnetic field, Oersted’s experiment.

Biot – Savart law and its application to current carrying circular loop.

Ampere’s law and its applications to infinitely long straight wire. Straight and toroidal solenoids, Force on a moving charge in uniform magnetic and electric fields. Cyclotron.

Force on a current-carrying conductor in a uniform magnetic field. Force between two parallel current-carrying conductors-definition of ampere. Torque experienced by a current loop in uniform magnetic field; moving coil galvanometer-its current sensitivity and conversion to ammeter and voltmeter.

 Electromagnetic WavesCurrent loop as a magnetic dipole and its magnetic dipole moment. Magnetic dipole moment of a revolving electron. Magnetic field intensity due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole (bar magnet) in a uniform magnetic field; bar magnet as an equivalent solenoid, magnetic field lines; Earth’s magnetic field and magnetic elements.

Para-, dia- and ferro – magnetic substances, with examples. Electromagnets and factors affecting their strengths. Permanent magnets.

 OpticsChapter-6: Electromagnetic Induction

Electromagnetic induction; Faraday’s laws, induced emf and current; Lenz’s Law, Eddy currents.

Self and mutual induction.

Chapter-7: Alternating Current

Alternating currents, peak and rms value of alternating current/voltage; reactance and impedance; LC oscillations (qualitative treatment only), LCR series circuit, resonance; power in AC circuits, wattless current.

AC generator and transformer.

 Dual Nature of MatterElectromagnetic Waves

Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative ideas only).

Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses.

 Atoms & Nuclei Alpha-particle scattering experiment; Rutherford’s model of atom; Bohr model, energy levels, hydrogen spectrum.

Chapter-13: Nuclei

Composition and size of nucleus, atomic masses, isotopes, isobars; isotones. Radioactivityalpha, beta and gamma particles/rays and their properties; radioactive decay law.

Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number; nuclear fission, nuclear fusion.

 Electronic DevicesChapter-14: Semiconductor Electronics: Materials, Devices and Simple Circuits

Energy bands in conductors, semiconductors and insulators (qualitative ideas only)

Semiconductor diode – I-V characteristics in forward and reverse bias, diode as a rectifier;

Special purpose p-n junction diodes: LED, photodiode, solar cell and Zener diode and their characteristics, zener diode as a voltage regulator.

Junction transistor, transistor action, characteristics of a transistor and transistor as an amplifier (common emitter configuration), basic idea of analog and digital signals, Logic gates (OR, AND, NOT, NAND and NOR).

 Communication SystemsChapter-15: Communication Systems

Elements of a communication system (block diagram only); bandwidth of signals (speech, TV and digital data); bandwidth of transmission medium. Propagation of electromagnetic waves in the atmosphere, sky and space wave propagation, satellite communication. Need for modulation, amplitude modulation.

 Total 70 marks

PSEB Intermediate Chemistry Syllabus 2018 Unit wise Question paper

Some background of Chemistry from secondary stage is assumed; however, no specific knowledge
of topics in Chemistry is pre-supposed. The course is self-contained and broadly covers fundamental concepts of Chemistry. Attempt has been made to see discipline of Chemistry does not remain only the science of facts
but becomes related to modern applications in the world around us. The syllabus provides logical sequencing of the Units’ of the subject matter with proper placement of concepts with their linkages for better understanding

Topics & Units of Punjab 12th Chemistry

 Name of the Unit Topics
 Unit I: Some Basic Concepts
of Chemistry
 General Introduction: Importance and scope of chemistry.
Historical approach to particulate nature of matter, laws of chemical combination,
Dalton’s atomic theory : concept of elements, atoms and molecules.
Atomic and molecular masses. Mole concept and molar mass; percentage composition and empirical
and molecular formula; chemical reactions, stoichiometry and calculations based on stoichiometry
 Unit II: Structure
of Atom
 Discovery of electron, proton and neutron; atomic number, isotopes and isobars. Thompson’s model
and its limitations, Rutherford’s model and its limitations, Bohr’s model and its limitations, concept of shells
and subshells, dual nature of matter and light, de Broglie’s relationship, Heisenberg uncertainty principle, concept of orbitals, quantum numbers, shapes of s,p and  d orbitals, rules for filling electrons in orbitals – Aufbau principle, Pauli exclusion principle and Hund’s rule, electronic configuration of atoms, stability of half filled and completely filled orbitals
 Unit III: Classification of Elements and Periodicity in Properties Significance of classification, brief history of the development of periodic table, modern periodic law and the present form of periodic table, periodic trends in properties of elements –atomic radii, ionic radii, inert gas radii, ionization enthalpy, electron gain enthalpy, electronegativity, valence. Nomenclature of elements with atomic number greater than 100
 Unit IV: Chemical Bonding and Molecular
 Valence electrons, ionic bond, covalent bond, bond parameters, Lewis structure, polar character of covalent bond, covalent character of ionic bond, valence bond theory, resonance, geometry of covalent molecules, VSEPR theory, concept of hybridization involving  s, p and  d orbitals and shapes of some simple molecules, molecular orbital theory of homonuclear diatomic molecules (qualitative idea only). Hydrogen bond.
 Unit V: States of
Matter: Gases and
 Three states of matter, intermolecular interactions, types of bonding, melting and boiling points,role of  gas laws in elucidating the concept of the molecule, Boyle’s law, Charle’s law, Gay Lussac’s law, Avogadro’s law, ideal behaviour, empirical derivation of gas equation, Avogadro number, ideal gas equation. Kinetic energy and molecular speeds (elementary idea), deviation from ideal behaviour, liquefaction of gases,
critical temperature.Liquid State – Vapour pressure, viscosity and surface tension (qualitative idea only, no mathematical
 Unit VI: Thermodynamics Concepts of system, types of systems, surroundings, work, heat, energy, extensive and intensive properties, state functions.
First law of thermodynamics – internal energy and enthalpy, heat capacity and specific heat, measurement of Δ U and Δ H, Hess’s law of constant heat summation, enthalpy of : bond dissociation, combustion, formation, atomization, sublimation, phase transition, ionization, solution and dilution.
Introduction of entropy as a state function, Second law of thermodynamics, Gibbs energy change for spontaneous and non-spontaneous process, criteria for equilibrium.
Third law of thermodynamics –Brief introduction.
 Unit VII: Equilibrium Equilibrium in physical and chemical processes, dynamic nature of equilibrium, law of mass action, equilibrium constant, factors affecting equilibrium – Le Chatelier’s principle; ionic equilibrium – ionization of acids and bases, strong and weak electrolytes, degree of ionization, ionization of polybasic acids, acid strength, concept of pH., Hydrolysis of salts (elementary idea), , buffer solutions, Henderson equation,
solubility product, common ion effect (with illustrative examples).
 Unit VIII : Redox
 Concept of oxidation and reduction, redox reactions, oxidation number, balancing redox reactions in terms of loss and gain of electron and change in oxidation numbers , applications of redox reactions
 Unit IX Hydrogen Position of hydrogen in periodic table, occurrence, isotopes, preparation, properties and uses of
hydrogen; hydrides – ionic, covalent and interstitial; physical and chemical properties of water, heavy
water; hydrogen peroxide-preparation, reactions, use and structure; hydrogen as a fuel.
Unit X: s- Block Elements (Alkali
and Alkaline earth
metal )
 Group 1 and Group 2 elements : General introduction, electronic configuration, occurrence, anomalous properties of the first element of each group, diagonal relationship, trends in the variation of properties (such as ionization enthalpy,
atomic and ionic radii), trends in chemical reactivity with oxygen, water, hydrogen and halogens; uses.
Preparation and Properties of Some Important Compounds : Sodium carbonate, sodium chloride, sodium hydroxide and sodium hydrogencarbonate, biological
importance of sodium and potassium.
CaO, CaCO3 , and industrial use of lime and limestone, biological importance of Mg and Ca.
 Unit XI: Some p-Block Elements General Introduction to p-Block Elements
Group 13 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous properties of first element of the group; Boron- physical and chemical properties, some important compounds: borax, boric acids, boron hydrides.Aluminium: uses, reactions with acids and alkalies.Group 14 elements :  General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous behaviour of first element. Carbon – catenation, allotropic forms, physical and chemical properties; uses of some important compounds: oxides.
Important compounds of silicon and a few uses : silicon tetrachloride, silicones, silicates and zeolites, their uses.
 Unit XII: Organic Chemistry – Some Basic Principles and Techniques General introduction, methods of purification, qualitative and quantitative analysis, classification and
IUPAC nomenclature of organic compounds.
Electronic displacements in a covalent bond: inductive effect, electromeric effect, resonance and
hyper conjugation.
Homolytic and heterolytic fission of a covalent bond: free radicals, carbocations, carbanions;
electrophiles and nucleophiles, types of organic reactions.

Punjab State Board Biology Syllabus 2018 Units & Marking Scheme of Question Paper

The young student would get an exposure to the various branches of Biology in a more contextual and friendly manner as they studied various units in the syllabus; each unit could also provide a glimpse of the career opportunities in the particular area. After studying any unit, the child gets an opportunity to think more deeply and to form informed opinions.

 Name of the Unit Topics
 Diversity in Living World What is living?; Biodiversity; Need for classification; Three domain of life; Taxonomy & Systematics;
Concept of species and taxonomical hierarchy; Binomial nomenclature; Tools for study of Taxonomy– Museums, Zoos, Herbaria, Botanical gardens.
Five kingdom classification; Salient features and classification of Monera; Protista and Fungi into major groups; Lichens; Viruses and Viroids.
 Structural Organisation in Animals and Plants Morphology and modifications; Tissues; Anatomy and functions of different parts of flowering plants: Root, stem, leaf, inflorescence- cymose and racemose, flower, fruit and seed (To be dealt along with the relevant practical of the Practical Syllabus).
Animal tissues; Morphology, anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insect (cockroach). (Brief account only)
 Cell Structure and Function Cell theory and cell as the basic unit of life; Structure of prokaryotic and eukaryotic cell; Plant cell and animal cell; Cell envelope, cell membrane, cell wall; Cell organelles– structure and function; Endomembrane system- endoplasmic reticulum, Golgi bodies, lysosomes, vacuoles; mitochondria, ribosomes, plastids, microbodies; Cytoskeleton, cilia, flagella, centrioles (ultra structure and function); Nucleus–nuclear membrane, chromatin, nucleolus.
 Transport in plants: Movement of water, gases and nutrients; Cell to cell transport– Diffusion, facilitated diffusion, active transport; Plant – water relations– Imbibition, water potential, osmosis, plasmolysis; Long distance transport of water– Absorption, apoplast, symplast, transpiration pull, root pressure and guttation; Transpiration– Opening and closing of stomata; Uptake and translocation of mineral nutrients– Transport of food, phloem transport, Mass flow hypothesis; Diffusion of gases (brief mention)
 Human Physiology Digestion and absorption: Alimentary canal and digestive glands; Role of digestive enzymes and gastrointestinal hormones; Peristalsis, digestion, absorption and assimilation of proteins, carbohydrates and fats; Calorific value of proteins, carbohydrates and fats (for box item not to be evaluated); Egestion; Nutritional and digestive disorders– PEM, indigestion, constipation, vomiting, jaundice, diarrhea.

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