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E. M. Eq. Vocabulary

QuestionAnswer
Law of Conservation of Mass "Mass can neither be created nor destroyed, just changed (in form)."
Physical Change changes affecting the form and physical characteristics of a substance
Chemical Change changes affecting the chemical composition and/or chemical properties of a substance
Element a pure substance and the simplest form of matter
Chemical Formula a way of expressing information about the atoms the make up a particular chemical compound
Element Molecule molecules made up of a single type of element
Diatomic Molecule molecules made up of two of a single type of element
Compound Molecule molecules made up of two or more kinds of elements
Chemical Equation symbolic representation of a chemical reaction
Chemical Reaction process leading to the transformation of one set of chemical substances to another
Reactants substances involved in a chemical reaction as the substances going through the change
Products substances involved in a chemical reaction as the substance formed by the change
Coefficient number in front of a term in a chemical equation that indicates how many molecules take part in the reaction
Subscript number below an atomic symbol that indicates how many atoms there are of an element in a molecule
Ionic Compound chemical compound (molecule) in which ions are held together by ionic bonds
Covalent Compound compound in which atoms share pairs of electrons
Metallic Compound compound containing one or more transition elements
Synthesis deliberate execution of chemical reactions to get one or more product(s)
Decomposition separation of a chemical compound into elements or simpler compounds
Single Replacement chemical reaction in which an element or ion moves out of one compound and into another
Double Replacement chemical process involving exchange of bonds between two reacting chemical species
Created by: G0404068
 

 



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