Presentation is loading. Please wait.

Presentation is loading. Please wait.

CHEMICAL LABORATORY Jan Michalíček Jitka Herzogová Faculty of Chemistry Brno University of Technology 2005.

Similar presentations


Presentation on theme: "CHEMICAL LABORATORY Jan Michalíček Jitka Herzogová Faculty of Chemistry Brno University of Technology 2005."— Presentation transcript:

1 CHEMICAL LABORATORY Jan Michalíček Jitka Herzogová Faculty of Chemistry Brno University of Technology 2005

2 What‘s a chemical laboratory? a place for special researchesa place for special researches different kinds of laboratories (analytical, physicochemical, organic, inorganic, etc.)different kinds of laboratories (analytical, physicochemical, organic, inorganic, etc.) necessary equipmentnecessary equipment safety instructions must be kept theresafety instructions must be kept there

3 Alchemist laboratory - basic equipment - crystallising dish - filtering vessel - glass funnel - vessel for separating oils lighter than water - metal shears - vessel for separating oils heavier than water - casting mould vessel [vesәl] nádoba shears [šiәz] velké nůžky, kleště casting mould [ka:stiŋ mәuld] licí forma funnel [fanl] nálevka

4 - troughs for gold-washing - iron pots for strong acids - casting ladles - crucibles Alchemist laboratory - basic equipment casting ladle [ka:stiŋ leidl] slévačská pánev crucible [kru:sibl] kelímek trough [trof] žlábek, korýtka

5 Elements: I. Oxygen 2. Hydrogen 3. Nitrogen 4. Carbon 5. Sulphur 6. Phosphorus 7. Gold 8. Platinum 9. Silver 10. Mercury 11. Copper 12. Iron 13. Nickel 14. Tin 15. Lead 16. Zinc 17. Bismuth 18. Antimony 19. Arsenic Alchemist laboratory Compounds: 37. Water 43. Nitric acid 44. Nitrogen peroxide 45. Nitrous acid 47. Carbon dioxide 50. Sulphuric acid 53. Ammonia 54. Ethylene 55. Methane 57. Compounds of sulphur and hydrogen Edward Kelly (1555–1597) Dr. Dee

6 Images of alchemical apparatus of distillation Alchemist laboratory

7 Modern laboratory - equipment from porcelain, plastic and metal material: mortar and pestle, Buchner funnel, crucible, tong, spoon from porcelain, plastic and metal material: mortar and pestle, Buchner funnel, crucible, tong, spoon chemicals chemicals glassware: pipette,beakers,flasks,burets, funnels, watch glass, test tube… glassware: pipette,beakers,flasks,burets, funnels, watch glass, test tube … buret [ bjuə’ret ] byreta flask [fla:sk] baňka funnel [fanl] nálevka pipette [pi’pet] pipeta

8 Modern laboratory - equipment Sophisticated laboratory devices: Sophisticated laboratory devices: NMR and mass spectrometers UV-VIS spectrophotometers chromatographs Analytical balance

9 What we have to do... to prepare for every laboratory sessionto prepare for every laboratory session to work quickly but correctlyto work quickly but correctly to calculate and work up results of measurementsto calculate and work up results of measurements our results write down a reportour results write down a report …to get credits

10 Do you conform to the safety rules? Wear safety clothes (shroud) and gloves if it’s necesary! Wear safety clothes (shroud) and gloves if it’s necesary! Use glasses or a security shield! Use glasses or a security shield! Respect all instructions! or…

11

12 Useful web pages


Download ppt "CHEMICAL LABORATORY Jan Michalíček Jitka Herzogová Faculty of Chemistry Brno University of Technology 2005."

Similar presentations


Ads by Google