Phase Changes Sublimation Deposition

2 – D Packing of Spherical Objects

3-D Close-Packing of Spherical Objects

Unit Cell and Crystal Structure Crystal Structure of a Solid may be explained in terms of Addition of Successive Unit Cells

Three Cubic Lattices

Face-Centred Cubic Structure This unit cell has half an atom per each of the six faces of the cube, and one-eight of an atom per each of the four corners of the cube

Simple Cubic and Body-Centred Cubic Structures

Metallic Bonding and Malleability

Band Theory

Band Diagrams for Metals, Semiconductors and Insulators

Induced Dipole

Dipole-Dipole Forces

Hydrogen Bonding Hydrogen bonds ….

Vapour Pressure of a Liquid

Boiling Point of a Liquid

Surface Tension of a Liquid