yes
The acidity in skin has tendency to cause silver to turn black or green. This is a corrosive agent that can be cleaned with a quality silver cleaner.
Yes, chlorine does turn sterling silver black!!
NO. Silver will tarnish and turn black, though. Silver will but Gold shouldn't wrong answer: Gold can turn dark grey/ black also (if you don't know / don't answer)
No.
Silver jewelry may turn black due to oxidation when it comes in contact with air and sulfur-containing substances. This reaction forms silver sulfide, resulting in a tarnished appearance. Silver jewelry that is plated with rhodium or made with high-quality silver alloys may be less prone to tarnishing, while pure silver or sterling silver jewelry is more likely to tarnish over time.
Yes, silver can turn black when exposed to bleach due to a chemical reaction with sulfides present in the environment. This black tarnish can be removed using appropriate silver polish or cleaning methods.
Silver in the fine powder form is black, that is happening on slight friction of silver metal, which is soft
yes
because of sulphide coating on silver
No, real gold does not turn black when you burn it. When heated, gold will retain its color and may become softer or deform, but it will not change color like other metals that oxidize when burned.
They turn black
you cant ok..........................