Page 11 - Chemistry ICSE Class X

Contents

1. Periodic Properties and Variations of Properties (Physical and Chemical) 1–24

ƒ Modern long form periodic table ƒ Periodic properties and their variations in groups and periods
ƒ Atomic size ƒ Metallic character ƒ Nonmetallic character ƒ Ionisation energy (or Ionisation
potential) ƒ Periodic variation of ionisation energy ƒ Electron affinity ƒ Periodic variation of
electron affinity ƒ Electronegativity ƒ Factors affecting electronegativity ƒ Periodic variation of
electronegativity ƒ Relationship between atomic number (proton number) and atomic mass (mass
number) for light elements ƒ Alkali metals and halogens

2. Chemical Bonding 25–54

ƒ Chemical reactivity and electronic configuration ƒ Electron dot structures ƒ Octet rule ƒ Atoms
and ions ƒ Oxidation and reduction ƒ Chemical bond ƒ Electrovalent (or ionic) bond ƒ Structures of
some electrovalent compounds ƒ Electrovalent (or ionic) compounds ƒ Covalent bond ƒ Structures
of some covalent compounds and molecules ƒ Covalent compounds ƒ Effect of electricity on
electrovalent and covalent compounds ƒ Polar and nonpolar covalent bonds ƒ Coordinate bond

3. Study of Acids, Bases and Salts 55–98

ƒ Acids ƒ Classification of acids ƒ General methods of preparation of acids ƒ General properties of
acids ƒ Uses of acids ƒ Bases ƒ Classification of bases ƒ General methods of preparation of bases
ƒ General properties of bases ƒ Uses of bases ƒ Ions present in acids, bases, alkalis and their
solutions ƒ The pH scale ƒ Testing the acidity, neutrality and alkalinity of a solution using pH paper
and universal indicator ƒ Salts ƒ Classification of salts ƒ General properties of salts ƒ Decomposition
of hydrogencarbonates (bicarbonates), carbonates, chlorides and nitrates by acids ƒ General
methods of preparation of soluble salts ƒ General methods of preparation of insoluble salts
ƒ Laboratory preparation of some normal and acid salts ƒ Hydrated salts and water of
crystallisation ƒ Efflorescence ƒ Hygroscopic substances ƒ Deliquescent substances

4. Analytical Chemistry 99–112

ƒ Analytical chemistry and chemical analysis ƒ Colour of the salts and their solutions ƒ Action of
sodium hydroxide solution on certain metallic salt solutions ƒ Action of ammonium hydroxide on
certain metallic salt solutions ƒ Action of ammonium hydroxide on copper sulphate solution
ƒ Action of sodium hydroxide on ammonium salts ƒ Action of alkalis on certain metals ƒ Action of
acids/alkalis on metal oxides

5. Mole Concept and Stoichiometry 113–146

ƒ The mole concept ƒ Gay-Lussac’s law of combining volumes ƒ Some examples based on Gay-
Lussac’s law of combining volumes ƒAvogadro’s law ƒAtomicity ƒ Applications of the Avogadro’s
law ƒ Some examples based on Avogadro’s law ƒAtomic mass and relative atomic mass
ƒ Fractional atomic masses ƒ Molecular mass and relative molecular mass ƒ Formula mass
ƒ Gram-atomic mass and gram-molecular mass ƒ Composition of a compound ƒ Determination of
empirical and molecular formula ƒ Calculations based on chemical equations