Question

Auto-reduction process is used in the extraction of

Solution

Correct option is

Cu and Hg

 

  

                

   

SIMILAR QUESTIONS

Q1

Which of the following statement is incorrect?

Q2

Among the following  statements, the incorrect one is

Q3

Load stone is one ore of

Q4

An ore of tin containing FeCrO4 is concentrated by

Q5

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

Q6

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

Q7

Which statement is correct?

Q8

Flux is used to remove

Q9

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

Q10

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