The amount of heat required to raise the temperature of one gram of substance one degree Celsius.
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Formula Unit
The smallest repeating unit of a substance. The molecule for nonionic substances
Atomic Orbital
Region or volume in space in which the probability of finding electrons is highest.
Free Energy Change
The indicator of spontaneity of a process at constnt T and P. If delta-G is negative, the process is spontaneous.
Hydride
A binary compound of hydrogen.
Homogeneous Catalyst
A catalyst that exists in the same phase (solid, liquid or gas) as the reactants. The process is called Homogeneous Catalysis.
Anode
In a cathode ray tube, the positive electrode. Electrode at which oxidation occurs.
Binding Energy (nuclear binding energy)
The energy equivalent (E = mc^2) of the mass deficiency of an atom. where: E = is the energy in joules, m is the mass in kilograms, and c is the speed of light in m/s^2
Crystal Lattice Energy
Amount of energy that holds a crystal together, the energy change when a mole of solid is formed from its constituent molecules or ions (for ionic compounds) in their gaseous state.
Linkage Isomers
Isomers in which a particular ligand bonds to a metal ion through different donor atoms.
Photon
A packet of light or electromagnetic radiation, also called quantum of light.
