Question | Answer |
The pressure exerted by a vapor in equilibrium with its liquid. | Pressure, Equilibrium Vapor |
The pressure exerted by a column of mercury exactly 760 mmHg high at 0 degrees Celsius. | Pressure, Standard |
The quantum number designated energy level and electron cloud size. | Principle Quantum Number |
Proton transfer of electrons. | Protolysis |
A positively charged particle found in the nucleus of an atom. It has 1836/1837 of the mass of the simplest type of hydrogen atom. | Proton |
A discrete "packet" of energy. | Quantum |
The numbers that describe the distance from the nucleus, the shape and the position with respect to the 3 axes in space of an orbital, as well as the direction of spin of the electron(s) in each orbital. | Quantum Numbers |
Having the property of radioactivity. | Radioactive |
A radioactive change in which a nucleus emits a particle and rays, forming a slightly lighter, more stable nucleus. | Radioactive Decay |
The spontaneous breakdown of an unstable atomic nucleus with the emission of particles and rays. | Radioactivity |
An element or compound entering into a chemical reaction. | Reactant |
The atom or ion that supplies electrons during an oxidation-reduction reaction. | Reducing Agent |
Any chemical reaction that involves the gain of one or more electrons by an atom or ion. | Reduction |
A reaction in which the products may react to produce the original reactants. | Reversible Reaction |
A compound composed of the positive ions of an aqueous base and the negative ions of an aqueous acid. | Salt |
Pertaining to a solution in which the concentration of solute is the maximum possible under existing conditions. | Saturated |
A substance with an electric conductivity between that of a metal and an insulator. | Semiconductor |
A region about the nucleus of an atom in which electrons move. | Shell |
The reliable digits in a measurement based on the accuracy of the measuring instrument. | Significant Digits |
A reaction in which one element replaces another in a compound. | Single Displacement |
The phase of matter characterized by definite shape. | Solid |
The amount of a solute dissolved in a given amount of solvent at equilibrium, under specific conditions. | Solubility |
The dissolved substance in a solution. | Solute |
A homogeneous mixture of two or more substances, the composition of which may be varied within definite limits. | Solution |
The clustering of solvent particles about the particles of solute. | Solvation |