Spot the one that does not fit

Exercise and reference answers

Questions

1. Items

   1. Phenol, aniline
   2. Ethanol, acetone
   3. Acetone, CS2
   4. Weaker A-B

   Odd item

   Phenol, aniline

2. Items

   1. Zero heat of mix
   2. Obeys Raoult
   3. Forms azeotrope
   4. Volumes just add

   Odd item

   Forms azeotrope

3. Items

   1. Minimum boiling
   2. Maximum boiling
   3. Ideal solution
   4. Same in vapour

   Odd item

   Ideal solution

4. Items

   1. Benzene, toluene
   2. Hexane, heptane
   3. Bromoethane mix
   4. Nitric acid, water

   Odd item

   Nitric acid, water

Instructions

Tap the item that does not belong with the rest.

Explanation