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Any species that can make available a share in an electron pair.

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Designated area

An area that may be used for work with carcinogens, reproductive toxins, or substances that have a high degree of acute toxicity. A designated area may be the entire laboratory, an area of a laboratory, or a device such as a laboratory hood.

Law of Definite Proportions (Law of Constant Composition)

The law stating that a pure substance will always have the same percent by weight. Different samples of a pure compound always contain the same elements in the same proportions by mass.

20 interesting chemistry facts

20 interesting chemistry facts.

Condensation

Liquefaction of vapor.

Boiling Point Elevation

The increase in the boiling point of a solvent caused by the dissolution of a nonvolatile solute.

Ore

A natural deposit containing a mineral of an element to be extracted.

High Spin Complex

Crystal field designation for an outer orbital complex, all t2g and eg orbitals are singly occupied before any pairing occurs.

Sigma Orbital

Molecular orbital resulting from head-on overlap of two atomic orbitals.

Solvolysis

The reaction of a substance with the solvent in which it is dissolved.

Exothermicity

The release of heat by a system as a process occurs.