Ostwald's theory of indicators

noun
(chemistry) the theory that all indicators are either weak acids or weak bases in which the color of the ionized form is different from the color before dissociation
Topics: ↑chemistry, ↑chemical science
Hypernyms: ↑scientific theory

Useful english dictionary. 2012.

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  • theory of indicators — noun (chemistry) the theory that all indicators are either weak acids or weak bases in which the color of the ionized form is different from the color before dissociation • Syn: ↑Ostwald s theory of indicators • Topics: ↑chemistry, ↑chemical… …   Useful english dictionary

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  • chemical science — noun the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions • Syn: ↑chemistry • Derivationally related forms: ↑chemic (for: ↑chemistry), ↑chemist (for: ↑ …   Useful english dictionary

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