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A binary compound in which H is bonded to one or more of the more electronegative nonmetals.

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Liquid Aerosol

Colloidal suspension of liquid in gas.

xenon tetrafluoride

A colorless, crystalline compound, XeF4, prepared by heating a gaseous mixture of fluorine and xenon.

Rate-determining Step

The slowest step in a mechanism, the step that determines the overall rate of reaction.

London Forces

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

yttrium metal

Any of a subgroup of rare-earth elements, of which the cerium and terbium metals comprise the other two subgroups.

Standard Entropy

The absolute entropy of a substance in its standard state at 298 K.

Band Theory of Metals

Theory that accounts for the bonding and properties of metallic solids.

Native State

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

 

Primary Standard

A substance of a known high degree of purity that undergoes one invariable reaction with the other reactant of interest.

Osmosis

The process by which solvent molecules pass through a semipermable membrane from a dilute solution into a more concentrated solution.