Sublimation

Assertion (A) Naphthalene, anthracene, benzoic acid, camphor and other such substances which sublime can be purified from other substances by sublimation. Reason (R ) There are certain substances which decompose when sublimed under ordinary pressure.

The formula of corrosive sublimate is

The susbtance that sublimes on heting is

Which of the following sublimes on heating ?

Which of the following is sublimate ?