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Equilibria involving species in more than one phase.

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Boron Hydrides

Binary compounds of boron and hydrogen.

Fast Neutron

A neutron ejected at high kinetic energy in a nuclear reaction.

Cation

A positive ion, an atom or group of atoms that has lost one or more electrons.

Molecular Orbital Theory

A theory of chemical bonding based upon the postulated existence of molecular orbitals.

Actinides

Elements 89 to 103 (between lawrencium and actinium) on the periodic table. Only the first four have been found in nature in appreciable amounts. The remainder have been produced synthetically.

Copper

Discovered : known to ancient civilisations
Origin : The name is derived from 'Cuprum', the Latin name for Cyprus.

Doublet

Two peaks or bands of about equal intensity appearing close together on a spectrogram.

Handmade crystal glass as a work of art

In order for the colored crystal to open in all its beauty and sparkle with every face natural light is required. Handmade crystal glass has specific tactile and aesthetic properties - it is pleasant to touch, it seems to radiate heat. To appreciate the quality and beauty of such things, of course, it is not enough to look at the picture.

xenon trioxide

A colorless, nonvolatile solid, XeO3, explosive when dry: in solution it is called xenic acid.

Continuous Spectrum

Spectrum that contains all wave-lengths in a specified region of the electromagnetic spectrum.