- amphoteric substance
- хим.амфотерное вещество (проявляющее в зависимости от конкретных условий кислотные либо основные свойства)
English-Russian scientific dictionary. 2008.
amphoteric substance
Смотреть что такое "amphoteric substance" в других словарях:
Acid dissociation constant — Acetic acid, a weak acid, donates a proton (hydrogen ion, high … Wikipedia
Amphoterism — In chemistry, an amphoteric substance is one that can react as either an acid or base. [GoldBookRef | title = amphoteric | file = A00306] The word is derived from the Greek prefix ampho (αμφί ) meaning both .Many metals (such as zinc, tin, lead,… … Wikipedia
Amphiprotic — In chemistry and physical sciences, a substance is described as amphiprotic if it can both donate or accept a proton, thus acting either like an acid or a base (according to Brønsted Lowry theory of acids and bases: acids are proton donors and… … Wikipedia
amphoterism — ▪ chemistry in chemistry, reactivity of a substance with both acids and bases, acting as an acid in the presence of a base and as a base in the presence of an acid. Water is an example of an amphoteric substance. The dissolution of hydrogen … Universalium
point — 1. SYN: punctum. 2. A sharp end or apex. 3. A slight projection. 4. A stage or condition reached, as the boiling p. 5. To become ready to open, said of an abscess or boil the wall of which is becoming thin and about to rupture. 6. In mathematics … Medical dictionary
Tellurium dioxide — Other names … Wikipedia
isoionic point — iso·ion·ic point .ī sō ī än ik n the hydrogen ion concentration expressed usu. as the pH value at which the ionization of an amphoteric substance as an acid equals the ionization as a base and becomes identical with the isoelectric point in the… … Medical dictionary
isoionic point — | ̷ ̷ ̷ ̷+... noun Etymology: isoionic International Scientific Vocabulary is + ionic : the hydrogen ion concentration expressed usually as the pH value at which the ionization of an amphoteric substance as an acid equals the ionization as a base … Useful english dictionary
ampholyte — Substance with amphoteric properties. Most commonly encountered as descriptive of the substances used in setting up electrofocusing columns or gels … Dictionary of molecular biology
acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… … Universalium
Water (molecule) — Chembox new Name = Water (H2O) ImageFileL1 = Water 2D labelled.png ImageSizeL1 = 120px ImageNameL1 = The water molecule has this basic geometric structure ImageFileR1 = Water molecule 3D.svg ImageSizeR1 = 100px ImageNameR1 = Space filling model… … Wikipedia
