Содержание
- 2. Lead is a chemical element with atomic number 82 and symbol Pb (from latin: plumbum). It
- 4. Lead has several properties that make it advantageous to use, alongside its commonness: high density, low
- 5. Lead minerals are easier to mine and lead is easier to extract from its ores than
- 6. Lead is a bluish-white lustrous metal. It is very soft, highly malleable, ductile, and a relatively
- 7. Lead has been commonly used for thousands of years because it is widespread, easy to extract,
- 8. Compounds of lead Compounds of lead exist in two main oxidation states: +2 and +4. The
- 9. from factories producing lead waste can get into the river then from the rivers the soil
- 10. from factories producing lead waste can get into the river then from the rivers the soil
- 11. Lead usually ingested by inhalation of lead-containing dust and vapors, causing the psychotropic, neurotoxic and hemolytic
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