Elements,Compounds, and Mixtures

Elements

Elements are pure substances

EXAMPLES OF ELEMENTS

• Sodium
• Chlorine
• Hydrogen
• Oxygen
• Carbon

Compounds

Compounds is something that is composed of two or more elemnts

Examples of Compounds

• Water
• Salt
• Alcohol
• Vinegar

Mixtures

Mixture are 2 or more substances come together but do not make a new substance.

EXAMPLES OF MIXTURES

• Oil and Water
• Lemon Juice and Tea
• Coffee and Cream
• Cereal and Milk
• Oatmeal and Raisins

Common Elements in the Earths Crust

• Oxygen-46.1%
• Iron-5.63%
• Magneism-2.33%
• Potassism-2.09%
• Silicon-28.2%

MORE COMMON ELEMENTS IN THE EARTHS CRUST

• Titanium-0.565%
• Alumnium-8.23%
• Hydrogen-0.14%
• Sodium-2.36%
• Calcium-4.15%