anionic

Bearing negative charge

Anionic describes something relating to or containing anions—negatively charged ions.

The term appears most often in chemistry and biochemistry: anionic detergents, anionic surfactants, anionic polymerization.

An anionic compound carries a negative electrical charge, as opposed to cationic (positively charged) or nonionic (uncharged).

surfactants

detergent

Chemical cleaning agent

emulsifier · foaming · lather · suds · sulfate · lauryl · phosphate · dispersant · wetting · micelle

charge

electron

Negative subatomic particle

polarity · electronegativity · repulsion · attraction · coulomb · proton · ionization · valence · minus · electrical

chemistry

electrolyte

Conductive dissolved substance

  • ionCharged atom or molecule
  • covalentSharing electrons between atoms
  • valenceCombining power measure

electrolysis · chelation · saponification · surfactant · dissociation · ionization · hydrolysis · acid-base · pH · buffer

polymerization

polymer

Large repeated-unit molecule

  • resinViscous plant secretion
  • monomerChain-forming molecule
  • styreneAromatic hydrocarbon for plastics

acrylate · latex · epoxy · polymerization · crosslinking · emulsion · copolymer · macromolecule · coagulant

Opposites
electrical charge polarity

anioniccationic

Having lost electrons

electropositive

ionic vs. neutral state

anionicneutral

Not favoring any side

uncharged · nonionic · nonpolar

Family

anion, anions

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