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Characteristic of the post-transition minerals, tendency of the outermost s electrons to remain nonionized or un shared in compounds.

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Ionization Isomers

Isomers that result from the interchange of ions inside and outside the coordination sphere.

Carbanion

An organic ion carrying a negative charge on a carbon atom.

Heat of Crystallization

The amount of heat that must be removed from one gram of a liquid at its freezing point to freeze it with no change in temperature.

Nodal Plane

A region in which the probability of finding an electron is zero.

 

Debye

The unit used to express dipole moments.

Hydrate Isomers

Isomers of crystalline complexes that differ in whether water is present inside or outside the coordination sphere.

Nonbonding Orbital

A molecular orbital derived only from an atomic orbital of one atom, lends neither stability nor instability to a molecule or ion when populated with electrons.

Phenol

Hydrocarbon derivative containing an [OH] group bound to an aromatic raing.

 

What are Compound Microscopes?

Most of the microscopes used today are compound. A compound microscope features two or more lenses. A hollow cylinder called the tube connects the two lenses.

The top lens, the one people look through, is called the eyepiece. The bottom lens is known as the objective lens. Below the two lenses is the stage, with the illuminator below that.

Critical Temperature

The temperature above which a gas cannot be liquefied, the temperature above which a substance cannot exhibit distinct gas and liquid phases.