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The mass action expression under any set of conditions (not necessarily equlibrium), its magnitude relative to K determines the direction in which the reaction must occur to establish equilibrium.

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Crystal Field Theory

Theory of bonding in transition metal complexes in which ligands and metal ions are treated as point charges, a purely ionic model, ligand point charges represent the crystal (electrical) field perturbing the metal?s d orbitals containing nonbonding electrons.

Radiation

High energy particles or rays emitted during the nuclear decay processes.

Greenhouse Effect

Trapping of heat at the surface of the earth by carbon dioxide and water vapour in the atmosphere.

xylose

A colorless, crystalline pentose sugar, C5H10O5, derived from xylan, straw, corncobs, etc., by treating with heated dilute sulfuric acid, and dehydrating to furfural if stronger acid is used.

Sublimation

The direct vaporization of a sold by heating without passing through the liquid state.

Bonding Pair

Pair of electrons involved in a covalent bond.

Equivalence Point

The point at which chemically equivalent amounts of reactants have reacted.

Gas of rotten eggs

If you happen to break a rotten egg, then you know the smell of hydrogen sulfide, because the stench of the spoiled egg depends on of its presence in rotting protein substances.

K Capture

Absorption of a K shell (n=1) electron by a proton as it is converted to a neutron.

Saturated Solution

Solution in which no more solute will dissolve.