Mineral: Silver Ag

Q: Why does silver tarnish?
A: The silver metal reacts with sulphur  present in the air. The black substance formed is silver sulfite. 

269 views
  • 34
  • 1
  • Apple iPhone 7 Plus
  • 1/14
  • f/1.8
  • 4mm
  • 100

Comments
Sign in or get an account to comment.