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

When a metal is to be extracted from its ore and if the gangue associa

1.	When a metal is to be extracted from its ore and if the gangue associated with the ore is silica, then
Answer» An ACIDIC FLUX is NEEDED A basic flux is needed Both acidic and basic fluxes are needed Neither of them is needed Solution :If GANGUE is silica (an acidic impurity) the flux used is basic.