HSC Science (General) 12th Board ExamMaharashtra State Board
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Chemistry 12th Board Exam HSC Science (General) Maharashtra State Board Topics and Syllabus

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Topics with syllabus and resources

100.00 Solid State
  • Classification of solids based on different forces;
  • molecular ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea), unit cell in two dimensional and three dimensional lattices, calculation of density of unit cell, packing in solids, voids, number of atoms per unit cell in a cubic unit cell, point defects, electrical and magnetic properties, Band theory of metals, conductors and semiconductors and insulators and n and p type semiconductors.
200.00 Solutions and Colligative Properties
  • Types of solutions, expression of concentration of solids in liquids, solubility of gases in liquids, solid solutions, colligative properties –relative lowering 161 of vapor pressure,Raoult’s law elevation of boiling point, depression of freezing point, osmotic pressure, determination of molecular masses using colligative properties, abnormal molecular mass.
  • Van’t Hoff factor and calculations involving it
300.00 Chemical Thermodynamics and Energetic
  • Concepts of system, types of systems, surroundings.
  • Work, heat, energy, extensive and intensive properties, state functions.
  • First law of thermodynamics – internal energy and enthalpy, Hess’ law of constant heat summation, enthalpy of bond dissociation, combustion, formation, atomization, sublimation. Phase transition, ionization and solution and dilution Introduction of entropy as a state function, free energy change for spontaneous and non spontaneous processes, and equilibrium constant.
  • Second and third law of thermodynamics
400.00 Electrochemistry
  • Redox reactions
  • conductance in electrolytic solutions
  • specific and molar conductivity
  • variations of conductivity with concentration
  • Kohlrausch’s Law
  • electrolysis and laws of electrolysis (elementary idea)
  • dry cell –electrolytic and galvanic cells;
  • lead accumulator
  • EMF of a cell
  • standard electrode potential
  • Nernst equation and its application to chemical cells
  • fuel cells
  • corrosion.
  • Relation between Gibb’s energy change and emf of a cell.
500.00 Chemical Kinetics
  • Rate of reaction (average and instantaneous)
  • factors affecting rate of reaction concentration, temperature, catalyst;
  • order and molecularity of a reaction;
  • rate law and specific rate constant, integrated rate equations and half life (only for zero and first order reactions);
  • concept of collision theory (elementary idea, no mathematical treatment).
  • Activation energy, Arrhenius equation.
600.00 General Principles and Processes of Isolation of Elements
  • Principles and methods of extraction – concentration, oxidation, reduction electrolytic method and refining;
  • occurrence and principle of extraction of aluminium, copper, zinc and iron
700.00 P-block Elements
701.00 Group 15 Elements
  • General introduction
  • electronic configuration
  • occurrence
  • oxidation states
  • trends in physical and chemical properties
  • nitrogen – preparation
  • properties and uses
  • compounds of nitrogen
  • preparation and properties of ammonia and nitric acid
  • oxides of nitrogen (structure only)
  • Phoshorous-allotropic forms
  • compounds of phosphorous
  • preparation and properties of phosphine, halides (PCl3 ,PCl5 ) and oxoacids (elementary idea only).

 

702.00 Group 16 Elements
  • General introduction
  • electronic configuration
  • oxidation states
  • occurrence
  • trends in physical and chemical properties
  • dioxygen
  • preparation
  • properties and uses
  • Classification of oxides
  • simple oxides
  • Ozone
  • Sulphur – allotropic forms
  • compounds of sulphur
  • preparation
  • properties and uses of sulphur dioxide
  • sulphurc acid
  • industrial process of manufacture
  • properties and 162 uses
  • oxoacids of sulphur (structures only)
703.00 Group 17 Elements
  • General introduction
  • electronic configuration
  • oxidation states
  • occurrence
  • trends in physical and chemical properties
  • compounds of halogens
  • preparatio
  • properties and uses of chlorine and hydrochloric acid
  • interhalogen compounds
  • oxoacids of halogens (structure only)
704.00 Group 18 Elements
  • General introduction
  • electronic configuration
  • Occurrence
  • trends in physical and chemical properties
  • uses.
800.00 D and F Block Elements
801.00 D-block Elements
  • General introduction
  • electronic configuration
  • occurrence and characteristics of transition metals
  • general trends in properties of the first row transition metals – metallic character, ionization enthalpy, oxidation states, ionic radii, colour, catalytic property, magnetic properties, interstitial compounds, alloy formation preparation and properties of K2 Cr2 O7 and KMnO4 .
802.00 F-block Elements
  • F-block Elements 
    • The Lanthanoids 

      Electronic Configurations, Atomic and Ionic Sizes, Oxidation States, General Characteristics, Chemical Reactivity and Lanthanoid Contraction and Its Consequences

    • The Actinoids 

      Electronic Configurations, Ionic Sizes, Oxidation States, General Characteristics and Comparison with Lanthanoids

  Lanthanoids –

  • Electronic configuration
  • oxidation states
  • chemical reactivity and lanthanoid contraction and its consequences.

Actinoids –

  • Electronic configuration, oxidation states.
  • Comparison with lanthanoids
900.00 Coordination Compounds

Coordination compounds –

  • Introduction
  • ligands
  • coordination number
  • colour
  • magnetic properties and shapes
  • IUPAC nomenclature of mononuclear coordination compounds
  • bonding
  • Werner’s theory
  • VBT
  • CFT
  • isomerism
  • (structural and stereo) importance of coordination compounds (in qualitative analysis, extraction of metals and biological systems)
1000.00 Halogen Derivatives of Alkanes (And Arenes)
1001.00 Haloalkanes
  • Nomenclature
  • nature of C-X bond
  • physical and chemical properties
  • mechanism of substitution reactions
  • Stability of carbocations
  • R-S and d-l configuration
1002.00 Haloarenes

 

  • Nature of C-X bond,
  • substitution reactions (directive influence of halogen for monosubstituted compounds only) stability of carbocations, R-S and d-l configurations.
  • Uses and environmental effects of – dichloromethane
  • thrichloromethane
  • tetrachloromethane
  • iodoform
  • freons
  • DDT
1100.00 Alcohols, Phenols and Ethers Alcohols
1101.00 Alcohols
  • Nomenclature
  • methods of preparation
  • physical and chemical properties (of primary alcohols only)
  • identification of primary
  • secondary and tertiary alcohols
  • mechanism of dehydration
  • uses of methanol and ethanol.
1102.00 Phenols
  • Nomenclature
  • methods of preparation
  • physical and chemical properties
  • acidic nature of phenol
  • electrophillic substitution reactions
  • uses of phenols.
1103.00 Ethers
  • Nomenclature
  • methods of preparation
  • physical and chemical properties
  • uses.
1200.00 Aldehydes, Ketones and Carboxylic Acids
1201.00 Aldehydes and Ketones
  • Nomenclature
  • nature of carbonyl group
  • methods of preparation
  • Physical and chemical properties
  • mechanism of nucleophilic addition
  • reactivity of alpha hydrogen in aldehydes
  • uses
1202.00 Carboxylic Acids
  • Nomenclature
  • acidic nature
  • methods of preparation
  • physical and chemical properties
  • uses
1300.00 Organic Compounds Containing Nitrogen
1301.00 Amines
  • Nomenclature
  • classification
  • structure
  • methods of preparation
  • physical and chemical properties
  • uses
  • identification of primary
  • secondary and tertiary amines.
1302.00 Cyanides and Isocyanides
  • Will be mentioned at relevant places in context
1303.00 Diazonium Salts
  • Preparation
  • chemical reactions and importance in synthetic organic chemistry
1400.00 Biomolecules
1401.00 Carbohydrates
  • Classification (aldoses and ketoses)
  • monosaccahrides d-l configuration (glucose and fructose)
  • oligosaccharides (sucrose, lactose, maltose)
  • polysaccharides (starch, cellulose, glycogen)
  • importance
1402.00 Proteins
  • Elementary idea of α -amino acids
  • peptide
  • linkage
  • polypeptides
  • proteins
  • structure of amines-primary, secondary, tertiary structure and quaternary structures (qualitative idea only), denaturation of proteins
  • enzymes
  • Lipids and hormones (elementary idea) excluding structure, their classification and functions
1403.00 Vitamins

Classification and functions

1404.00 Nucleic Acids

DNA and RNA

1500.00 Polymers

Classification -

  • natural and synthetic,
  • methods of polymerization (addition and condensation),
  • copolymerization
  • Some important polymers
  • natural and synthetic like polythene
  • nylon
  • polyesters
  • bakelite
  • rubber
  • Biodegradable and non biodegradable polymers.
1600.00 Chemistry in Everyday Life

Chemicals in medicines : analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamines elementary idea of antioxidants 2. Chemicals in food : Preservatives, artificial sweetening agents. 3. Cleansing agents : Soaps and detergents, cleansing action.

1601.00 Chemicals in Medicines
  • analgesics
  • tranquilizers
  • antiseptics
  • disinfectants
  • antimicrobials
  • antifertility drugs
  • antibiotics
  • antacids
  • antihistamines elementary idea of antioxidants
1602.00 Chemicals in Food
1603.00 Cleansing Agents
  • Soaps and detergents
  • cleansing action
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