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General Vocabulary
General Chemistry Terms
| Question | Answer |
|---|---|
| Matter | Anything that has mass and takes up space. |
| Volume | the measure of the size of a body or region in three-dimensional space |
| Meniscus | the curve at a liquid's surface by which one measures the volume of the liquid |
| Mass | a measure of the amount of matter in an object |
| Weight | the measure of the gravitational force exerted on an object |
| Inertia | the tendency of an object to resist being moved |
| Physical property | characteristic of a substance that does not involve a chemical change, such as density, color, hardness |
| Chemical property | a property of matter that describes a substance's ability to participate in chemical reactions |
| Chemical change | occurs when one or more substances change into entirely new substances with different properties |
| Physical change | a change of matter from one form to another without changing its chemical properties |
| States of Matter | the physical forms of matter, which include solid, liquid, and gas |
| Solid | the state of matter that has a definite shape and definite volume |
| Liquid | the state of matter that has a definite volume, but no definite shape; takes on the shape of its container |
| Gas | the state of matter that has no definite shape and no definite volume |
| Change of State | the change of a substance from one physical state to another |
| Surface tension | the force that acts on the particles at the surface of a liquid |
| Viscosity | the resistance of a liquid (or gas) to flow |
| Melting | the change of state where a solid becomes a liquid by adding heat |
| Evaporation | the change of state where a liquid becomes a gas |
| Condensation | the change of state from a gas to a liquid |
| Sublimation | the change of state from a solid directly to a gas |
| Element | a substance that cannot be broken down into simpler substances by chemical means |
| Metal | an element that is shiny and is a good conductor of heat and electricity |
| Nonmetal | an element that is a poor conductor of heat and electricity |
| Metalloid | an element that has properties of both metals and nonmetals |
| Compound | a substance made up of atoms of two or more different elements chemically combined |
| Mixture | a combination of two or more substances that are not chemically |
| Solution | a homogeneous mixture of two or more substances uniformly dispersed throughout a single phase |
| Solute | in a solution, the substance that dissolves in the solvent |
| Solvent | in a solution, the substance in which the solute dissolves |
| Periodic | describes something that occurs or repeats at regular intervals |
| Period | a horizontal (across) row of elements in the periodic table |
| Group | a vertical (up and down) column in the periodic table |
| Atom | smallest unit of matter |
| Electron | negatively charged particle surrounding the nucleus of an atom |
| Proton | positively particle in the nucleus of an atom |
| Neutron | neutrally charged particle in the nucleus of an atom |
Created by:
jhutchinson2
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