Chemistry cards
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Law of conservation of mass | A fundamental principal in classic physics that matter cannot be created nor destroyed
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| Physical Change | A change in state of matter such as solid, liquid, or gas that does not affect chemical composition
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| Chemical Change | a reaction that causes the substances molecular and or atomic composition to change
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| Element | A substance that cannot be separated into simpler substances and appears on the Periodic Table of Elements
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| Element (diatomic) Molecule | A molecule consisting of two atoms of the same element
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| Compound Molecule | Two or more atoms of the same or different elements that are chemically combined
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| Chemical Reaction | A process in which the atoms or molecular structure of a substance is changed
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| Chemical Equation | A symbolic representation of a chemical reaction where the reactants are given on the left side and the product on the right side
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| Reactants | A substance(s) that takes part in a chemical change in a chemical reaction
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| Products | A substance produced by a chemical reaction
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| Coefficient | A number placed in front of a term in a chemical equation that represents how many molecules of that substance is there
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| Subscript | A small number that is written after an element's symbol to signify that there are that number of those atoms in that particular molecule
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| Ionic Compound | A chemical compound in which the ions are held together in a lattice structure of ionic bonds
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| Covalent Compound | A compound that contains more than one element metal
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| Metallic Coumpound | A compound that contains more than one element metal
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| Syntheseis | The purposeful use of a chemical reaction to obtain a product or products
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| Decomposition | Separation of a compound into simpler compounds or elements
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| Single Replacement | A chemical reaction in which one element replaces another in a compound
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| Double Replacement | A chemical reaction in which the reactants recombine to form two new compounds which have one element from each reactant
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| Chemical Formula | A representation of a substance using symbols
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