Purification And Characterisation Of Organic Compounds Question 13

Question: Which of the following metal is extracted by amalgamation process

Options:

A) Tin

B) Silver

C) Copper

D) Zinc

Show Answer

Answer:

Correct Answer: B

Solution:

$ Cu_2Cl_2+Ag_2S\to Cu_2S+2AgCl $

$ 2AgCl+Hg\to Hg_2Cl_2+2Ag $

$ AgCl+Hg\to Ag+HgCl $