Question

Gallium arsenide is purified by

Solution

Correct option is

Zone-refining method

Gallium arsenide is purified by zone refining method.

SIMILAR QUESTIONS

Q1

Flux is used to remove

Q2

The final step for the extraction of copper from copper pyrite in Bessemer converter involves the reaction.

Q3

Auto-reduction process is used in the extraction of

Q4

Among the following groups of oxides, the group containing oxides that cannot be reduced by carbon to give the respective metal is

Q5

van-Arkel method of purification of metals involves converting the metal to a

Q6

A metal which is refined by poling is

Q7

Wolframite ore is separate from tin stone ore by the process of

Q8

Pb and Sn are extracted from their chief ore by

Q9

‘Lapis-Lazuli’ is a blue coloured precious stone. It is mineral of the class

Q10

Which of the following is correct?