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Changes In Matter
Test Review
Term | Definition |
---|---|
Chemical Change | Any change that results in the formation of new chemical substances. |
Physical Change | A change in which no new substances are formed. |
Chemical Property | A property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed: |
Physical Property | Any property that is measurable, whose value describes a state of a physical system. |
Synthesis | combination or composition, in particular |
Decomposition | A single compound breaks down into 2 or more elements or new compound |
Single Replacement | when one compound leaves and goes and created a new compound. |
Double Replacement | when 2 different compounds switch |
Atom | Basic unit of a chemical elemnents |
Molecule | A group of atom together |
Conservation Of Matter |