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An orbit resulting from overlap and mixing of atomic orbitals on different atoms. An MO belongs to the molecule as a whole.

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Alkynes

Unsaturated hydrocarbons that contain one or more carbon-carbon triple bonds.

Salt Bridge

A U-shaped tube containing electrolyte, which connects two half-cells of a voltaic cell.

Central Atom

An atom in a molecule or polyatomic ion that is bonded to more than one other atom.

Faraday

One faraday of electricity corresponds to the charge on 6.022 x 1023 electrons, or 96,487.301 coulombs.

Homogeneous Mixture

A mixture which has uniform composition and properties throughout.

Native State

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

 

Joule

A unit of energy in the SI system. One joule is 1 kg. m2/s2 which is also 0.2390 calorie.

Polydentate

Refers to ligands with more than one donor atom.

Ideal Gas Law

The product of pressure and the volume of an ideal gas is directly proportional to the number of moles of the gas and the absolute temperature.

Derivative

A compound that can be imagined to arise from a partent compound by replacement of one atom with another atom or group of atoms. Used extensively in orgainic chemistry to assist in identifying compounds.