SCIENCE COMMON LABORATORY EQUIPMENT WS#3 SCIENCE COMMON LABORATORY EQUIPMENT WS#3 Match the definition from the 1 st colum n to the best term in the 2 nd colum n and place the matching num ber in the space provided. Not all the words will be used. 1. consists of a gas inlet, burner tube, air control vent and gas control 2. stand that provides a safe and convenient way to perform reactions that require heating using a Bunsen burner connects to a ring stand to provide a stable, elevated platform for the reaction vessels sits on the iron ring to provide a place to stand a beaker or an Erlenm eyer flask and spread the heat uniformly on the bottom of the glassware used for holding and organizing test tubes on the lab counter (plastic versions may melt if they come in contact with very hot test tubes) glass finger-length containers used for reacting and heating small amounts of chemicals used to accurately measure volumes of liquids 3. 4. 5. 6. 7. 8. wide cylindrical glass container used to hold solids or liquids that are heated or reacted 9. triangular shaped glass container used to hold solids or liquids that react without heating or react with gentle heating 10. used to measure temperature 11. used to clean test tubes and graduated cylinders 12. has a spout that delivers a wash solution of water to a specific area 13. used to manually stir solutions or transfer a single drop of a solution 14. used to transfer a small volume of liquid (has a bulb at one end) 15. used to secure test tubes, and Erlenmeyer flasks to the ring stand 16. used to perform many small scale reactions at one time 17. used to pick up small objects A. beaker tongs B. beakers C. Bunsen burner D. buret E. clay triangle F. crucible & cover G. crucible tongs H. dropper/micropipets I. Erlenm eyer flask J. evaporating dish K. file (triangular) L. forceps/tweezers M. funnel N. glass stirring rod O. graduated cylinder P. iron ring Q. mortar & pestle R. pipet S. reagent bottle T. ring stand U. rubber stoppers V. safety goggles W. scoopula 18. used to ground up solids into fine powders 19. used primarily to cut glass tubing 20. used to protect your eyes during an experiment X. spot plate Y. test tube rack Z. test tube holder AA. test tubes 21. used to handle beakers containing hot liquids (NOT to be used with crucibles) 22. used to handle hot crucibles or other hot objects (NOT to be used with beakers) 23. used to hold a test tube which is too hot to handle BB. test tube brush CC. thermometer DD. utility clamp EE. wash bottle 24. used to help dispense solid chemicals from their containers 25. used to evaporate excess liquid from a solid FF. watch glass GG. wire gauze