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A series of reactions (and accompanying enthalpy changes) which, when summed, represents the hypothetical one-step reaction by which elements in their standard states are converted into crystals of ionic compounds (and the accompanying enthalpy changes.)

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Half-Reaction

Either the oxidation part or the reduction part of a redox reaction.

Reaction Stoichiometry

Description of the quantitative relationships among substances as they participate in chemical reactions.

Dispersing Medium

The solvent-like phase in a colloid.

Metallic Conduction

Conduction of electrical current through a metal or along a metallic surface.

Ideal Solution

A solution that obeys Raoult's Law exactly.

London Forces

Very weak and very short-range attractive forces between short-lived temporary (induced) dipoles, also called dispersion Forces.

Lanthanides

Elements 58 to 71 (after lanthanum).

Native State

Refers to the occurrence of an element in an uncombined or free state in nature.

 

Bronsted-Lowry Base

A proton acceptor

Cis-

The prefix used to indicate that groups are located on the same side of a bon about which rotation is restricted.