Purification And Characterisation Of Organic Compounds Question 8
Question: Purification of silicon element used in semiconductors is done by
Options:
A) zone refining
B) heating
C) froth floatation
D) heating in vacuum
Show Answer
Answer:
Correct Answer: A
Solution:
[a] Silicon is purified by zone refining.
Metals of high purity are always purified by zone refining.
BETA
