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General chemistry
Industry: Chemistry
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General chemistry
Van der Waals force
Chemistry; General chemistry
A force acting between nonbonded atoms or molecules. Includes dipole-dipole, dipole-induced dipole, and London forces.
Van der Waals radius
Chemistry; General chemistry
One half the distance between two nonbonded atoms, when attractive and repulsive forces between the atoms are balanced.
Zeeman effect
Chemistry; General chemistry
The splitting of spectral lines when an external magnetic field is applied.
Relative standard deviation
Chemistry; General chemistry
The relative standard deviation is a measure of precision , calculated by dividing the standard deviation for a series of measurements by the average measurement.
Antiozonant
Chemistry; General chemistry
Substances that reverse or prevent severe oxidation by ozone. Antiozonants are added to rubber to prevent them from becoming brittle as atmospheric ozone reacts with them over time. Aromatic amines ...
Ferroin
Chemistry; General chemistry
A blood-red complex of Fe2+ ion with 1,10-phenanthroline, used as a redox indicator . Ferroin changes from red to pale blue when oxidized.
Oxidation
Chemistry; General chemistry
Oxidation is the loss of one or more electrons by an atom, molecule, or ion. Oxidation is accompanied by an increase in oxidation number on the atoms, molecules, or ions that lose electrons.
