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Vocab

Chemical reaction

TermDefinition
Chemical Formula A shorthand way to use chemical symbols and numbers to represent a substance. (H2O)
Chemical Equation Uses symbols to show the relationship between the reactants and the products. C+O2>CO2
Subscript (H2O)-small number to the right of the element that shows how many atoms there are of the element
Coefficient The large number that multiplies atoms of the element 2Cl+3Na
Reactant A substance or molecule that starts a chemical reaction >MgO2
Product The substance that forms as a result of a chemical reaction >MgO2
Chemical Reaction When atoms of elements break apart become new substance
Synthesis Reaction When two or more substance combine to create one new compound
Decomposition Reaction A reaction where a single compound breaks down to form 2 simpler substances
Single- Displacement Reaction One element replaces another element in compound leaving a new compound and 1 element.
Double Displacement Reaction The 2 metal ions in 2 compounds switch places in a chemical reactions.
Law of conservation of mass States that mass is neither created nor destroyed in a chemical reaction
Created by: 364546425
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