Activity 1: Recrystallization - choosing the right solvent




Activity summary

What you must remember :

  • vocabulary associated with choosing a solvent during recrystallisation
  • how to choose a solvent


Skills linked to the curriculum :

Compétences Capacités à maîtriser

APP

Connaître le vocabulaire lié à la recristallisation

ANA

COM

Effectuer et présenter un choix de solvant




Download activity

word  pdf





Document 1: Recrystallization video : from 50 s to 4 min 40 s


Source: MIT Open Course Ware : Recrystallization



Studying a video

Watch video “Recrystallization” from the MIT online learning course. (Start at 50s end 4min40s)

Question 1: What does the video deal with?

Question 2: List the main steps of recrystallization.


Acquiring vocabulary

Question 3: Learning vocabulary, filling in the blanks

EnglishFrench
Hot water bath
Solvent
Solute
Flammable
Crystallizing dish
Solubility test  


Choosing the right solvent

Solvent

Question 4: What is the ideal solvent in the video? Why ? Explain.


Presenting

Question 5: Prepare a 1min presentation of the choice of solvent.

Last modified: Tuesday, 19 June 2018, 10:43 AM