Exercise
Form 13: Sublimation as a Separation Method
Explore the fascinating process of sublimation in this engaging exercise, where you'll learn how to separate substances based on their unique phase changes from solid to gas, and apply this method through hands-on activities using everyday materials to observe the magic of this lesser-known separation technique!
Questions
-
MultiChoice
What is sublimation?
-
MultiChoice
Which of these substances readily undergoes sublimation when heated?
-
MultiChoice
Which solid mixture can be separated using sublimation?
-
MultiChoice
The reverse process of sublimation (gas directly to solid) is called:
-
MultiChoice
Which substance sublimes at room temperature and normal pressure?
-
MultiChoice
During laboratory sublimation, sublimed vapor is collected on:
-
MultiChoice
What property requirement allows two solids to be separated by sublimation?
-
MultiChoice
Which household item sublimes over time to repel moths?
-
MultiChoice
When a mixture of ammonium chloride and table salt is heated in an evaporating dish:
-
MultiChoice
Sublimation bypasses which phase transition?
-
MultiChoice
What is observed when iodine vapor hits a cold surface?
-
MultiChoice
Sublimation is classified as a physical: