question_answer

Parke's process of desilverization of lead depends upon

A) Partition coefficient of silver between molten zinc / molten lead having a high value

B) Partition coefficient of silver between molten zinc/molten lead having a low value

C) Crystallizing out of pure lead while the silver-lead eutectic which has a lower melting point is left behind in liquid form

D) Chemical combination of zinc and silver which precipitates out easily