Chapter 16 Organic Synthesis

Question 1

reflux

Answer 1

The continual boiling and condensing of a reaction mixture back to the original container to ensure that the reaction takes place without the contents of the flask boiling dry.

Question 2

Target molecule

Answer 2

used to describe the compound that the chemist is attempting to prepare by organic synthesis

Question 3

Quickfit apparatus

Answer 3

1. round bottom or pear-shaped flask
2. receiver
3. screw tap adaptor
4. condenser
5. still head

Question 4

Heating under reflux

Answer 4

• round bottom flask or pear-shaped flask
• condenser
• rubber tubing- water out at top in at bottom
• stand and clamp
• heat source ( usually a bunsen burner, trips and gauze or heating mantle)

condenser kept in an upright position

Question 5

Distillation

Answer 5

• round bottom flask or pear-shaped flask
• condenser
• rubber tubing- water enters at the lowest point- closest to the receiver adaptor
• heat source ( usually a bunsen burner, trips and gauze or heating mantle)
• screw tap adaptor
• receiver adaptor
• still head
• thermometer