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electrolytes and #'s
recycling numbers and electrolytes
Question | Answer |
---|---|
polyethylene; | 1; plastic bags, bottles, electrical insulation, toys |
polyvinylchloride | 3; plastic wrap, garden hoses, phonograph records, naugahyde |
polyethylene | 4,plastic bags, bottles, electrical insulation, toys |
polypropylene | 5; bottles, indoor-outdoor carpets |
polystyrene | 6; packaging styrofoam, packing materials, cups, insulation |
polyacrylonitrile | 7; yarn, carpets |
polytertrafluoroethylene | 7; non-stick coating, electrical insulation |
polyvinylacetate | 7; adhesives, paint, chewing gum, textiles (sizing) paper bags |
1-Polybuylene/2-Polybutylene | 7; plastic tubing |
3-Polybutadiene/Polyisoprene | 7; synthetic rubber |
strong electrolytes (ionization) | compound almost completely ionizes |
strong electrolytes | strong acids (H-); strong bases (-OH); soluble salts |
Strong Acids | halogen acids, oxychloride acids, two others |
halogen acids | HCl; HBr; HI |
Oxychloride acids | HClO4 |
Two other acids | H2SO4; HNO3 |
strong bases | alkali metal hydroxide bases (not Fr); alkaline earth Metals hydroxides |
alkali metal hydroxide bases | LiOH; NaOH; KOH; RbOH; CsOH; not Fr |
alkaline earth Metals hydroxide base | Ba(OH)2 |
weak electrolytes (ionization) | compounds partially ionizes |
weak electrolytes | weak acids, weak bases, insoluble salts, carboxlic acids, quaternary amines |
non-electrolytes | di-atomic molecules; organic molecules(except organic(carboxylic) acids and quats); molecular compounds |