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Elements & Compounds.

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Presentation on theme: "Elements & Compounds."— Presentation transcript:

1 Elements & Compounds

2 Lesson Objectives All – To recall the definitions of elements and compounds [D/E] Most – To identify elements and compounds from particle diagrams of their structure [C] (Pass) Some – To recall that compounds may have very different properties to the elements they are made from and give examples [B/A] (Merit)

3 Elements

4 Elements Elements are the simplest substances and are only made up from one type of atom. They cannot be broken down into anything simpler.

5 Compounds

6 Compounds Compounds are made up from two or more types of atom joined together by chemical bonds. If the compound is made up from non metals we call the particles molecules.

7 Mixtures

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10 Making a compound iron sulphur Compound of iron sulphide

11 Lesson Objectives All – To recall the definitions of elements and compounds [D/E] Most – To identify elements and compounds from particle diagrams of their structure [C] (Pass) Some – To recall that compounds may have very different properties to the elements they are made from and give examples [B/A] (Merit)

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