ELEMENTS,COMPOUNDS,AND MIXTURES

WHAT IS A ELEMENT?

• An element is a thing that can't be broken down
• The following examples are sodium,hydrogen,nitrogen,carbon,and calcium

WHAT IS A COMPOUND?

• An compound is a thing that is two or more elements combined
• The following examples are Na3OH,CO6KCr,Fe2CO3,and H2O

MIXTURES

• An mixture is something that is combined to for a chemical identity
• The following examples are water,air,koolaid,smoke,and milk
• Colloids are an tiny tiny mixture that only can be seen by microscope
• Alloys are basically two mwetal and non,etal elements combined

MOST COMMON ELEMENTS IN EARTHS CRUST

• Oxygen 46.6 Silicon 27.7 Aluminum 8.1 Iron 5.0 Calcium 3.6 Sodium 2.8 Potassium 2.6 Magnesium

THE END