Purification And Characterisation Of Organic Compounds Question 136
Question: If an impurity in a metal has a greater affinity for oxygen and is more easily oxidised than the metal, then the purification of metal may be carried out by
Options:
A) Poling
B) Zone refining
C) Electrolytic refining
D) Cupellation
Show Answer
Answer:
Correct Answer: D
Solution:
[d] Cupellation can be used in such a case.
BETA
