Which of the following apparatus is not required in sublimation?
Condenser
Explanation for correct option:
A. Condenser
Sublimation
Thus, a condenser is not used in the sublimation method.
Explanation for incorrect options:
The materials such as china dish, funnel, and wire gauze is used in the sublimation method. Thus options B, C, and D are incorrect.
Hence, the correct option is A i.e. condenser.