c161l04_09_09

c161l04_09_09 - Compounds Compounds A form of matter that...

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Compounds Compounds W A form of matter that cannot be separated physically from another is called a pure substance W If a substance is composed of two or more elements, it is called a compound W Compounds obey the Law of Constant Composition All samples of a given compound contain the same ratio of elements W Compounds can be subdivided in several ways Organic vs. inorganic - organic compounds contain C Molecular vs. ionic
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Ions vs. molecules Ions vs. molecules W A molecule is an electrically neutral group of atoms that are held together by chemical bonds. W Molecules exist as discrete entities. It makes sense to discuss a molecule of water or propane W An atom, or group of atoms that gains or loses electrons becomes electrically changed and is called an ion. W An ionic compound is a group of positive and negative ions held together by the electrostatic interaction. Only the ratio is the same from sample to sample
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Examples Examples Molecular Ionic
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Naming Molecular Naming Molecular Compounds Compounds W Figure out which element to name first B, Ge, Si, C, Sb, As, P, N, H, Te, Se, S, I, Br, Cl, O, F
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c161l04_09_09 - Compounds Compounds A form of matter that...

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