Question

импу опе sателпет Wпеха пре.
23.'There are a few solid substances which change directly into vapours on heating and the
vapours give back solid substance on cooling without passing through the liquid state'.
a) Do you agree with this statement? Why or why not?
b) Name the process for given picture.
c) Describe the process with suitable example.
Cotton plug
Inverted funnel
Vapouns of
ammonium
chloride
Solidified ammonium
chloride
Ammonium
chloride salt
- Chine oish
- Bumer​

Answer 1

a.yes I ma agre this statement because this process is sublimation. b.this is sublimation process. c. camphor is the best example to explain this process