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Study Guide-Alina

Vocabulary- Elements&Compounds, Mixtures&Solutions, Bonding, and Properties

Element A substance that cannot be chemically broken down into simpler substances.
Compound Two or more elements chemically combined.
Mixture A substance made by mixing other substances together. (Not chemically combined)
Solution When substances are chemically combined and must be separated through more complex processes.
Solute A minor component in a solution; dissolved in the solvent.
Solvent A liquid (usually) in which a solute is dissolved in to form a solution.
Physical Properties Any property that can be observed.
Chemical Properties A characteristic of a substance that can be observed then the chemical composition is changed.
Energy Levels A fixed amount of energy that a system (ex//atoms) can have.
Ionic (Bond) relating to or using ions // The transfer of valence electrons between atoms to which generates 2 oppositely charged ions, therefore one atom becomes positively charged and the other becomes negatively charged.
Covalent (Bond) Of or relating to the chemical bonds formed by two atoms sharing electrons.
Ion An atom or molecule with an electric charge due to the loss or gain of one or more electrons.
Cation A positively charged ion.
Anion A negatively charged ion.
Metallic (Bond) Relating to metals // A chemical bond between two+ atoms in a metallic element to which valence electrons move freely due to the atoms being so closely packed.
Dot Diagrams The method of writing the chemical symbol of an element/compound to indicate the number of electrons and/or valence electrons.
Created by: Alinawrobel



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