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What Is an Atom?(What is an Atom made from & Where are the particles found in an Atom)
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The Basic Unit of matter |
What is an Isotope?
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Atoms of the same element that differ in the number of Neutrons they contain.
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What is an Ion?
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Positively and Negatively Charged ions.(lost a Atom or gained an atom:lost a electron or gained an electron)
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What is a Convalent bond?
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Form when atoms share electrons.
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What is an Ionic Bond?
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Formed when one or more electrons are transferred from one atom to another.
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What are Van Der Waals forces?
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A slight attraction between oppositely charged Molecules.
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What is a Chemical Formula?
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A formula used to describe the types of atoms and their numbers in an element or compound.
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What is a Chemical Reaction?
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A process in which one or more substances are changed into a new substance.
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What are the Parts to a Chemical Reaction?
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Reactant: a substance which is in a chemical reaction.
Product: substance which is produced by the chemical reaction.
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Why are Water Molecules Polar?
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Because of it's shape. |
What is the definition of Suspension?
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Mixture of water and non-dissolved materials.
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What are Acids?
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Compound that forms hydrogen ions (H+) in solution.
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What are Bases?
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Compound that produces hydroxide ions (OH+) in Solution.
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A) Does an Acid or a Base have a higher concentration of H+ ions? b) Where are they found on a pH scale?
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A) Acids have higher concentrations of H+ ions.b) Acids on lower numbers (under 7) / bases on higher numbers (over 7)
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What is the main organic source of energy for living things?
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The Sun |