NAME

Question types


Start with


Question limit

of 13 available terms

Advertisement Upgrade to remove ads
Print test

5 Written questions

4 Multiple choice questions

  1. condenser such that vapor over a boiling liquid is condensed and flows back into the vessel to prevent its contents from boiling dry
  2. container that can be sealed from the atmosphere and holds a drying agent
  3. a process in which an applied vacuum draws a solution through filter paper held in a Buchner funnel.
  4. the process in which a solid changes directly into a gas

4 True/False questions

  1. RecrystallizationSeparation technique used to purify particles of interest from a mixture of solids. Mixture is dissolved in saturating amounts in warm solvent. As the solution cools, the pure substance crystallizes while impurities remain in solution.

          

  2. recrystallizationa process in which an applied vacuum draws a solution through filter paper held in a Buchner funnel.

          

  3. RefluxThe continual boiling and condensing of a reaction mixture to ensure that the reaction takes place without the contents of the flask boiling dry.

          

  4. Thin layer Chromatographymixture of compounds to be separated is introduced onto the column that is packed with a stationary solid. The solid is continuously washed by a flow of solvent (mobile) passing through the column. The continuous flow of solvent throught the column and the interaction b/w the solid compounds in the mixture, separates the mixture as it passes down the colum.

          

Create Set