Question

Ag metal turns black in colour, due to __________
A. Its own layer of oxide.
B. Its own layer of carbonate.
C. Its own layer of sulphide.
D. All of these.

Answer 1

Answer:

answer is c

sulphur present in the atmosphere reacts with the silver and forms silver sulphide

Answer 2

Answer:

C is the correct one..

Explanation:

mark me brainliest