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The amount of heat required to raise the temperature of a body (of any mass) one degree Celsius.

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Metalloids

Elements with properties intermediate between metals and nonmetals: B, Al, Si, Ge, As, Sb, Te, Po, and At.

Base

A substance that produces OH (aq) ions in aqueous solution. Strong soluable bases are soluble in water and are completely dissociated. Weak bases ionize only slightly.

Hund's Rule

All orbitals of a given sublevel must be occupied by single electrons before pairing begins.

Crystal Lattice

A pattern of arrangement of particles in a crystal.

Daughter Nuclide

Nuclide that is produced in a nuclear decay.

 

Ionization

In aqueous solution, the process in which a molecular compound reacts with water and forms ions.

Amine Complexes

Complex species that contain ammonia molecules bonded to metal ions.

History of diamonds

Diamond has been known for about 5 thousand years. Historians suggest that it was first discovered in India in river placers. It has long been credited with magical properties, and the largest famous crystals and products from them are shrouded in a halo of mystical legends.

Optical Isomers

Stereoisomers that differ only by being nonsuperimposable mirror images of each other, like right and left hands, also called enantiomers.

Entropy

A thermodynamic state or property that measures the degree of disorder or randomness of a system.