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Chemistry Quiz pt. 2

TermDefinition
Matter anything that has mass and occupies space
Atom the smallest portion of an element
Nucleus the center part of an atom that contains protons and neutrons
Proton a particle in an atom found in the nucleus that has a positive electrical charge
Neutrion a particle in an atom found in the nucleus that has no electrical charge
Electron a particle in an atom that has a negative electrical charge
Chemical Bond a connection made between atoms when electrons are attracted, shared, or transferred
Ionic Bond a bond formed when elements transfer)gain or lose)
Ion an electrically charged "atom" that has either gained or lost electrons
Covalent Bond A bond formed when elements share electrons
Organic Compound Carbon- containing compounds that make up living tissue
Polar Molecule A molecule that has a partial positive charge on one end and a partial negative charge on the other end.
Hydrogen Bond In the case of water molecules, the weak bond that occurs when the hydrogen in one water molecule is attracted to the oxygen in another water molecule.
Cohesion The attraction between molecules of the same kind.
Surface Tension The film-like quality on the surface of a liquid that is caused by the attraction of the liquid molecules to themselves.
Adhesion The attraction of one type of molecule to a different type of molecule
Capillary Action The tendency of a liquid to draw up into a narrow tube due to the liquid's properties of cohesion and adhesion
Specific Hear The amount of heat needed to raise the temperature of one gram of a substance one degree Celsius.
Solvent A substance that dissolves another.
Created by: taylivsmith
 

 



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