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Equilibria involving species in more than one phase.

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Supersaturated Solution

A solution that contains a higher than saturation concentration of solute, slight disturbance or seeding causes crystallization of excess solute.

Endothermic

Describes processes that absorb heat energy.

How is colored crystal made?

However, not everyone knows that in addition to the traditional transparent, there is still an unusually beautiful and spectacular colored crystal, which is obtained through the addition of various metal oxides into the glass. They give the crystal unusually noble shades of red, purple, blue, green and pink colors.

Oxide

A binary compound of oxygen.

Complex Ions

Ions resulting from the formation of coordinate covalent bonds between simple ions and other ions or molecules.

Anion

A negative ion, an atom or goup of atoms that has gained one or more electrons.

 

Functional Group

A group of atoms that represents a potential reaction site in an organic compound.

Secondary Standard

A solution that has been titrated against a primary standard. A standard solution is a secondary standard.

 

Photochemical Oxidants

Photochemically produced oxidizing agents capable of causing damage to plants and animals.

Overlap

The interaction of orbitals on different atoms in the same region of space.