Latest Update!!

Bihar Board 12th Exam Pattern Changed

Bihar School Examination Board (BSEB) has made three major changes in BSEB 12th Exam Pattern for upcoming 2020-21 session. According to Anand Kishor (BSEB Chairman), these changes in Bihar Board Intermediate Exam Pattern is made in a press conference in which BSEB board studied various patterns of other states and make changes according to it.

New Exam Pattern of Bihar Board 12th Exam

• Candidates will now able to select any two language subjects as per their choice.
• From this academic year, students of Bihar Board will be able to choose any one language from Hindi or English in paper 1 that will be held for 100 marks.
• While, in Paper 2 students can select any of the 12 languages given in option. However, aspirants will not be allowed to select the same language in both Paper-1 and Paper-2.
• From this session, candidates will also get an option to choose sixth paper. Earlier, there were only five papers carrying total marks of 500.
• With the introduction of Bihar Board 12th New Exam Pattern, Bihar School Examination Board will focus on increasing the pass percentage of students, as if any candidate fails in any one subject, the marks of sixth paper will be evaluated as main subject.

• Two questions need to be attempted among three short answers type questions (4 marks)
• One explanation among three different passages (4 marks)
• Comprehension questions need to be attempted among two passages (4 marks)
• Use of words (2 marks)
• One needs to be attempted among two long answer type questions (6 marks)

• Combining of sentences
• Correction of sentences
• Correction of sentences (2 marks)
• Direct and indirect narration (2 marks)

• Antonyms of two words
• Synonyms of two words
• Substitution of word ( two groups)
• Homophones

• Translate from English to Hindi
• Translate from Hindi to English

• One essay for 250 words among 4-5 different topics
• Application Writing or Letter Writing

Euclid’s Division Lemma and Algorithm,  Fundamental Theorem of Arithmetic,  Rational and Irrational Numbers

Graphical Solution to Linear Equations , Substitution Method, Elimination Method, Cross Multiplication Method, Equations Reducible to Linear Form

Arithmetic Mean of Grouped Data,  Mode of Grouped Data,  Median of Grouped Data,  Relation Between Central Tendencies,  Cumulative Frequency Curve

• Rate of reaction, Collision Theory, Activation energy,
• Rate constant, Factors affecting rate constant, Temperature coefficient
• Molecurity of reaction, order of reaction, Types of Order of Reaction-Zero, First, Pseudo-monomolecular reaction, Reaction constant for first order reaction, Half life for first order reaction, Related Numerical.

• Electrolytes (Strong and weak), Arrhenius theory of electrolytic dissociation, Ostwald’s dilution law
• Ionic Product of Water, Theory of Acids and bases(Arrhenius theory, Lewis concept, Bronsted and Lawry concept), Salts and their types, PH Value, Common Ion Effect, Solubility product, Applications of Common ion effect and solubility product, Salt hydrolysis, Buffer Solution (Acidic and Basic Buffer,), working of buffer solution Indicators- definition,characteristics PH-Range, working of Phenolphthalein and methyl Orange-Ostwald’s theory and Quinoid Theory.

• CONCENTRATION OF SOLUTION- g/l, %, Molarity, Molality, Normality and molar fraction, COLLIGATIVE PROPERTIES- Osmotic Pressure- semipermeable membrane, Osmosis, exo-osmosis, endosmosis, Osmotic pressure, Berkeley-Hartley method, Lowering of Vapour Pressure, Elevation of Boiling Point, Depression of Freezing point,Vont Hoff’s Factor. Catalysis Definition,
• Characteristics, Types- positive, negative, auto and induces catalysis ,Homogeneous and heterogeneous catalysis, Catalytic promoter and catalytic poison, Theory of Catalysis- Intermediate compound theory and Adsorption theory.

• System(open, closed and isolated), Boundary, surroundins, Thermodynamic Processes(Isothermal, Adiabatic, Isochoric, Isobaric, Cyclic), Internal Energy, Enthalpy,
• First Law of thermodynamics, Applications of First law of dynamics, Heat of Reaction,
• Heat of Formation, Heat of combustion, Heat of Neutralization, Hess’s law of constant heat summation and it’s applications.

• Types of solution- True solution, Colloidal solution, suspension, Definition of Colloidal solution, characteristics of Colloidal solution, Types of Colloidal solution – Lyophilic and Lyophobic, Preparation of Colloidal solutions- dispersion methods(Colloidal mill, Bredig arc, Peptization), Condensation method, chemical methods(double decomposition, Hydrolysis, Oxidation, Reduction), Purification of Colloidal solution(simple and electro-Dialysis, Ultrafiltration), Properties of colloidal solution-Nature, Diffusibility, Effect of gravity,
• Surface tension, Visibility, Optical Properties(Tyndall effect),  Kinetic Property(Brownian movement), Electrophoresis, Coagulation,  Flocculation value, Protection and protective colloids, Gold Number, Application of Colloidal solution.

• Purification of Organic Compounds, Estimation of Organic compounds, Classification and nomenclature of Organic Compounds, Isomerism,  Mechanism of Organic reactions,
• Alkanes, Petroleum, Halogen Derivatives of Alkanes, Alcohols, Ether, Aldehydes and Ketones,
• Carboxylic Acid, Derivatives of Monocarboxylic acid, Urea, Alkyl Amine, Carbohydrates and Food.

Lab / Industrial Methods of Preparation and physical and chemical properties of Followings- Benzene, Toluene  Chlorobenzene  Phenol , Benzaldehyde, Benzoic Acid, Nitrobenzene, Aniline

• Hindi
• English

Optional

• History
• Political Science
• Geography
• Economics
• Sociology
• Psychology
• Philosophy
• Home Science
• Mathematics

• Hindi
• English

Optional

• Mathematics
• Physics
• Chemistry
• Biology
• Computer Science
• Multimedia & Web Technology

• Hindi
• English

Optional

• Business Studies
• Accountancy
• Entrepreneurship
• Economics