CHEMISTRY  Syllabus for Graduate Primary School Teachers for Classes 6 to 8

Paper II
 Basic concepts of chemistry: Molarity, molality, numerical problems, mole fraction, mass
 Structure of an atom: Dalton’s theory – Fundamental particles and properties – electronic
configuration – Bohr’s theory of hydrogen atom – Rutherford’s theory – J.J.Thomson
experiment – Goldstains Alpha particle experiment – valency – valence electrons- Atomic
number – Element symbol – Atomic mass – Atomic Mass Unit – Molecular mass – Avogadro
number – Mole Concept – Isotopes. Quantum numbers – Aufbau’s principle – Hunds rule –
Pauli’s Exclusion Principle – Percentage Composition – Shape of s, p, and d orbitals -
empherical formula. De Broglie Relationship, numerical problems, Heisenberg uncertainty
 Classification of elements: Dobariner’s Triads – Newlands Octave’s – Mendeleev’s –
Modern periodic table. Periodic trends of Modern periodic table. Transition elements and
inner transition elements- properties
 Chemical bonds: Ionic bond – Covalent bond – Hydrogen bond – Metallic bond – Electron
Sea Model – Ionic compounds – Covalent Compounds: Nature and properties– Co-ordination
bond –, polar and non polar compounds – sigma bond – pi bond – Hybrid orbitals: SP, SP2
and SP3, VSEPR theory- examples CH4, H2O, NH3, VBT orbital overlap concept-ss, s p,p p
with examples, Hybridization Sp3d with pcl5
 Molecular orbital theory: salient features, formation of molecular orbital by LCAO method
 Electronic configuration and molecular behavior- bond order, nature of bond, bond length.
 Matter:States of matter – Element – compound – mixtures – solutions – Anomalous
expansion of water – Boyle’s law and Charles law - applications. Boyle’s law, Charles’ lawits
numerical problems. Gay Lussac’s law
 Metallurgy : Metals and non-metals, Physical and Chemical Properties of Metals and Nonmetals,
Uses of metals and Non-metals, Alloys, Corrosion
 Chemical Reactions: Meaning and types of chemical reactions – Chemical combination,
decomposition, displacement, double displacement – oxidation – reduction – catalysts.–
exothermic and endothermic reactions – reducing agent – oxidizing agent, Equilibrium in
chemical process-Le Chatelier’s principle, (factors affecting equilibrium) Ionic equilibrium
 Acids, bases and salts: Meanings – examples – properties – uses: strong – weak – dilute
acids – concentrated acids – hydrated salts – efflorescent – deliquescent. Theories of acids
and bases with examples. Ionization of acids and bases, degree of disassociation, Ionic
product of water
 Organic chemistry: Carbon and its compounds – allotropes of carbon – catenation –
isomerism – Hydrocarbons: Aliphatic and Aromatics – Aromatic hydrocarbons properties and
uses – petrochemicals – fractional distillation of petroleum - combustion of hydrocarbon fuels
– calorific value – octane number – thermal cracking – Functional groups – Manufacture of
sucrose. Poly functional group, Hydrogenation, Ethyl alcohol preparation
 Chemical properties: Substitution reaction, halogenations, combustion, controlled oxidation
(catalytic oxidation) pyrolysis, Markownikoff’s rule
 Test for unsaturated hydrocarbons: Aromatic hydrocarbons-structure of Benzene,
resonance and stability of Benzene, electrophilic substitution reaction- Halogenations,
Nitration, Sulfonation, Friedel craft’s alkylation
 Solid state :Crystal lattice, FCC, bcc and cubic
 Solutions: Colloids and its properties, Raoult’s law, colligative properties
 Electro chemistry: Factors affecting the products of electrolysis. Leclanche cell, lead acid
battery H2-O2 fuel cell.

 Chemical kinetics: Rate of Reaction- factors affecting rate of reaction, first order and half
life, pseudo first order reaction, Temperature –Arrhenius equation, activation energy, energy
distribution curve.
 d-block elements: electronic configuration of 3d series elements , general trends in
properties of first row transition metals, metallic character, oxidation state, magnetic
properties , colour, catalytic properties, alloy formation.
 Chemicals in our daily life: Soaps – detergents – cement – glass – ceramics – washing soda
– baking powder – plaster of Paris - paper – Pharmaceuticals – Bleaching powder –
Fertilizers: Raw materials and uses, Chemicals in medicines-antacids, antibiotics
disinfectants, antiseptics and analgesics.

Exam Structure
Section 1 – Multiple Choice Questions
Marks – 50
Duration – 1 hour
Section 2 - Short and Long answer type questions
Marks – 100
Duration – 2 hours

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