CUET (UG) Chemistry Syllabus: Check the Latest Syllabus

• Classification of solids

1. Crystalline solids
2. Amorphous solids

• The distinction between Crystalline and Amorphous Solids
• Isomorphous solids and polymorphous solids

• Unit cell
• Crystal lattice or space lattice
• Two-dimensional lattice and unit cell
• Three-dimensional lattice and unit cell

• Primitive Unit Cells
• Centred Unit Cells
  1) Body-Centred Unit Cells
  2) Face-Centred Unit Cells
  3) End-Centred Unit Cells
• Bravais lattices

• Calculation of density of unit cell

• Packing in solids
• Close Packing in One Dimension
  1) Coordination number
• Close Packing in Two Dimensions
  1) Square close packing in two dimensions
  2) Hexagonal close packing of spheres in two dimensions
• Close Packing in Three Dimensions
• Three-dimensional close-packed structure

• Stage I - Linear packing in one dimension
• Stage II - Planar packing in two dimensions
  1) AAAA type, square close-packed structure
  2) ABAB type, hexagonal close-packed structure
• Stage III - Close packing in three dimensions
  1) AAAA type, simple cubic structure
  2) ABAB type, hexagonal close-packed structure
  3) ABCABC type, cubic close-packed structure

• Number of voids per atom in hcp and ccp structures
• Locating tetrahedral and octahedral voids: locating tetrahedral voids, Locating octahedral voids

• Primitive Cubic Unit Cell
• Body-Centred Cubic Unit Cell
• Face-Centred Cubic Unit Cell

point defects and line defects

• Definition: Corrosion

• Gibbs energy change and e.m.f. of a cell
• Standard cell potential and equilibrium constant

• Colligative properties
• Tyndall effect
• Colour
• Brownian movement
• Charge on colloidal particles
• Electrophoresis
• Coagulation of lyophilic sols
• Coagulation or precipitation
• Methods to effect coagulation
• Methods to prevent coagulation of colloids (Protection of colloids)

• Colloids in our daily life

1. Natural phenomena
   a) Blue colour of sky and sea
   b) Fog, mist, and rain
   c) Soils
   d) Delta formation
   e) Food articles 
   f) Blood
2. Industrial applications
   a) Electrical precipitation of smoke
   b) Purification of drinking water
   c) Colloidal medicines
   d) Photographic plates
   e) Artificial rain
   f) Rubber industry
   g) Tanning
   h) Miscellaneous

• Definition: Minerals
• Definition: Ores
• Key Points: Occurrence of Metals

• Pulverization
• Concentration of an ore
• Types of separation or concentration of an ore

1. Hydraulic (gravity separation) method or Levigation method
2. Magnetic separation method
3. Froth floatation
4. Chemical method or Leaching
5. Wilfley table method

• Conversion to oxide

1. Calcination
2. Roasting

• Reduction of oxide to the metal

1. Pyrometallurgy
2. Hydrometallurgy
3. Electrometallurgy

• Ellingham diagrams
• Significance of Ellingham diagram
• Limitations of Ellingham diagram
• Selection of reducing agent

• Extraction of iron from its oxides,
• Extraction of copper from cuprous oxide [copper(I) oxide]
• Extraction of zinc from zinc oxide

• Aluminium - Hall-Heroult process
• Copper from Low Grade Ores and Scraps

• Principles and methods of extraction - Refining

1. Distillation
2. Liquation 
3. Electrolytic refining (electrolytic method)
4. Zone refining
5. Vapour phase refining
6. Chromatographic methods

• Methods of Preparation of Haloalkanes:

1. From Alcohols
2. From hydrocarbons
   - From alkanes by free radical halogenation
   - From Alkenes - Addition of hydrogen haldies, Addition halogens) 
3. Halogen exchange (Finkelstein reaction, Swarts reaction)

• Methods of Preparation of Haloarenes:

1. From hydrocarbons by electrophilic substitution
2. From amines by Sandmeyer’s reaction

• Definition: Carboxylic Acid
• Formula: Carboxylic Acid
• Key Points: Carboxylic Acid

• Mechanism of Addition Polymerisation
  1) Free radical mechanism
• Some Important Addition Polymers
  (a) Polythene
  (i) Low density polythene
  (ii) High density polythene
  (b) Polytetrafluoroethene (Teflon)
  (c) Polyacrylonitrile

• Condensation Polymerisation or Step Growth Polymerisation
• Some Important Condensation Polymers
  (a) Polyamides: Nylons
  (i) Nylon 6, 6
  (ii) Nylon 6
  (b) Polyesters
  (c) Phenol - formaldehyde polymer (Bakelite and related polymers)
  (d) Melamine - formaldehyde polymer

• Natural rubber (Vulcanisation of rubber),
• Synthetic rubbers

1. Buna-S rubber
2. Buna-N rubber or nitrile rubber
3. Neoprene rubber

Polypropene, Polystyrene, Polyvinyl chloride (PVC), Urea-formaldehyle Resin, Glyptal, Bakelite

• Classification of Drugs
  (a) On the basis of pharmacological effect
  (b) On the basis of drug action
  (c) On the basis of chemical structure
  (d) On the basis of molecular targets

• Catalytic action of enzymes
• Drug-enzyme interaction

• Tranquilizers
• Analgesics
  (i) Non-narcotic (non-addictive) analgesics
  (ii) Narcotic analgesics

• Artificial Sweetening Agents
• Food Preservatives
• Antioxidants in Food