Question

A metal which is refined by poling is

Solution

Correct option is

Blister copper

Poling is used for purification of metal which contain their own oxide as impurity, eg, Cu2O in Cu; SnO2 in Sn.

SIMILAR QUESTIONS

Q1

An ore of tin containing FeCrO4 is concentrated by

Q2

One of the following metals forms a volatile compound and this property is taken advantage for its extraction. This metal is

Q3

When a metal is to be extracted its ore, if the gangue associated with the ore is silica, then

Q4

Which statement is correct?

Q5

Flux is used to remove

Q6

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

Q7

Auto-reduction process is used in the extraction of

Q8

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

Q9

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

Q10

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