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Elements, Compounds, Mixtures, and Solutions

Elements, Compounds, Mixtures, and Solutions. Mr. Eby. Elements. A pure substance made up of one type of atom. Cannot be broken down any further by physical or chemical means More than 110 elements on the Periodic Table of Elements. Compounds.

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Elements, Compounds, Mixtures, and Solutions

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  1. Elements, Compounds, Mixtures, and Solutions Mr. Eby

  2. Elements • A pure substance made up of one type of atom. • Cannot be broken down any further by physical or chemical means • More than 110 elements on the Periodic Table of Elements

  3. Compounds • Pure substance composed of two or more different elements. • Elements become a compound through a chemical reaction. • Compounds are nothing like the elements that make them. • FYI: Molecules are two or more of any type of atom.

  4. Mixtures • A combination of two or more substances that are not chemically combined. • No chemical change has occurred • Different types of mixtures include solutions, suspensions and colloids • Can be separated

  5. Pure Substances • A sample of matter, either an element or compound, with properties that are the same throughout the sample. • Elements have the same type of atoms. • Compounds have the same type of molecules.

  6. WHY?

  7. Why is it an element, compound or mixture and is it a pure substance or not?

  8. A B C D Why is it an element, compound or mixture and is it a pure substance or not?

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