Crystal Lattices And Unit Cells
Chapter Name : The Solid State |
Sub Topic Code : 102_12_01_05_02 |
Topic Name : Crystal Lattices And Unit Cells |
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Sub Topic Name : Primitive And Centered Unit Cells |
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Introduction
The different kinds of unit cells leading to different crystal lattice
Pre-Requisites:
Crystal lattice
Activity:
All properties of any solid are directly dependent on its structure Find out which element has which kind of unit cell.
Real Life Question:
“How are the atoms in every solid around us arranged?”
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Primitive unit cell Centered unit cell | Constituent particles are present only at the corners One or more constituent particle present at position other than corners |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Make a table of all types of unit cells with examples | Try and memorize them |
Practical examples around us
| Examples | Explainations |
|---|---|
| salt Pencil lead | Primitive , centered Primitive |
What you learn in Theory:
Types of unit cells
What you learn in Practice:
All molecules have a definite unique structure