Examlex
The Data Encryption Standard is certified as an international standard by the International Standards Organization.
Constitutional Isomer
Molecules with the same molecular formula but different arrangements of atoms in space.
Empirical Formula
The simplest positive integer ratio of atoms present in a compound, not indicating the actual bonding of the atoms.
Formula Mass
The sum of the atomic masses of all atoms in a formula unit of a compound, usually measured in atomic mass units (amu).
Hybridization
The process of mixing atomic orbitals into new hybrid orbitals suitable for the pairing of electrons to form chemical bonds in molecular compounds.
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