key terms for chemical reactions and acids/bases
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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acid | a substance that tastes sour, reacts with metals and carbonates, and turns litmus paper red
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base | a substance that tastes bitter, feels slippery, and turns litmus paper blue
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chemical equation | a short, easy way to show a chemical reaction, using symbols instead of words
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chemical reaction | the process in which substances undergo chemical changes that results in the formation of new substances
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chemical formula | a combination of symbols that represent elements in a compound
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chemistry | the study of the properties of matter and how matter changes
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coefficient | a number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in an reaction
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corrosive | the way in which acids react with some metals so as to eat away the metal
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decomposition | a chemical reaction that breaks down compounds into simpler products
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indicator | a compound that changes color in the presence of an acid or base
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pH scale | a range of numbers used to express the concentration of hydrogen ions in a solution
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product | a substance formed as a result of a chemical reaction
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reactant | a substance that enters into a chemical reaction
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replacement | a reaction in which one element replaces another in a compound; or when two elements in different compounds trade places
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subscript | a number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound
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synthesis | a chemical reaction in which two or more simple substances combine to form a new, more complex substance
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Created by:
tracy.leake
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