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Chemistry Chapter 5 Cheat Sheet (DRAFT) by

5.1 Classification 5.2 Atoms 5.3 Structure Of An Atom 5.4 Atomic Number , Mass Number 5.5 Isotopes 5.6 Relative Masses 5.7 Arrangement Of Electrons

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Atomic Structures

An element is a pure substance which cannot be broken down into anything simpler by chemical methods .
Elements can be classified into metals non-metals and semi-m­etals .
  

Metals

Physical state at room temper­ature and pressure
Solids (except Mercury only liquid metal silver)
Melting and boiling points
Mallea­bility and Ductility (malleable and ductile)
Appearance
shiny silvery white
Hardness and Strength
Hard And Strong