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IPC Intro and Unit 1
IPC Intro and Unit 1 Vocabulary Review
| Definition | Term |
|---|---|
| a change from one state (solid, liquid, or gas) to another by changing the physical arrangement of the particles without a change in chemical composition | change of state |
| tendency of an object to float or rise in a fluid (air or liquid) due to the upward force exerted by the fluid | buoyancy |
| an electrically neutral group of at least two atoms in a definite arrangement held together by chemical bonds | molecule |
| force that holds atoms together in a compound | chemical bond |
| resistance of a liquid to flow; thickness or resistance to pouring | viscosity |
| the ability of a substance to flow | fluidity |
| measure of how fast particles are moving | temperature |
| the degree of compactness of a substance; amount of mass in a given volume | density |
| characteristic of matter that can be observed and measured without changing the chemical identity of the sample | physical property |
| a characteristic or behavior of a substance that may be observed when it undergoes a chemical change or reaction | chemical property |
| a chemical bond formed between nonmetals through the sharing of valence electrons | covalent bond |
| a negatively charged subatomic particle that is in the electron cloud and responsible for an atom’s reactivity | electron |
| substance which another substance is dissolved in | solvent |
| the dense center of an atom that contains most of the atoms mass | nucleus |
| substance that is dissolved into another substance | solute |
| a subatomic particle that has no charge and is in the nucleus | neutron |
| a type of mixture in which particles of one or more substances are dissolved (uniformly dispersed throughout) in another substance | solution |
| a positively charged subatomic particle that is in the nucleus and gives the atom its identity | proton |
| a chemical bond formed between a metal and a nonmetal through the transfer of valence electrons | ionic bond |
| a substance held together by shared delocalized electrons | metallic substance |