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As bleach will not affect gold, it will not turn black! However, if the coin is actually brass it might...

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17y ago

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Can bleach turn gold jewelry color?

Yes, bleach can turn gold jewelry a different color or cause it to become discolored. It can damage the metal and change its appearance. It is best to avoid wearing gold jewelry when using bleach or any harsh chemicals to prevent damage.


Why does gold turn finger black?

Gold will typically turn black when mixed with a different type of alloy. Bleach and chlorine can turn yellow gold black if it comes in contact with the gold.


Why does your gold ring turn black then back to gold in a few days?

gold ring does not turn black


Can bleach clean silver?

No. Bleach will tarnish silver and turn it black.


Does gold turn black?

Not naturally it can't turn black.


Can gold turn black?

no


Does silver turn black in bleach?

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.


Would bleach sprayed on post autoclaved spunguard turn it black?

no


Does real gold turn black when you burn it?

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.


If a jewelry is 14k will it turn 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)


Why does my gold ring turn my finger black?

it is not gold, it could be gold plated or brass


What kind of chemicals used at a car wash could turn your chrome rims black?

Bleach.