0
All coins, even gold and silver, will tarnish, but rust is iron oxide, so only coins with iron in them will rust. The only ones I can think of are the steel 1943 US cents and some European Coins from the WW2 era.
What else can I help you with?
Why does salt water rust coins faster?
it rusts coins faster because it has salt in which you put on fish and chips... :)
What is the plural of rust?
The plural of rust is rusts. As in "a nail left in the open rusts easily".
What transition metal rusts when exposed to oxygen?
Iron is the transition metal that rusts when exposed to oxygen, forming iron oxide.
What Basidiomycota have caused damage to wheat corn and other crops?
rusts and smuts
Are coins iron or steel?
Coins are typically made from a combination of metals such as copper, nickel, and zinc, but not iron or steel. Iron and steel are not commonly used in coin production due to their susceptibility to corrosion and their weight compared to other metals.
What rusts faster?
iron
Why isn't iron used to make coins?
It easily becomes rusty.
Is lron rusts is a chemical?
no it a physical
How carbon act with steel?
it rusts
Is metal rust bad for trees?
Metal rust will not harm trees. There are a number of fungus rusts that can harm plants but they are not metal rusts.
What do wheat rusts eat?
Wheat rusts "eat" wheat. It's a type of fungus that grows parasitically on wheat and related plants.
What happens to iron when it is in air and gets wet?
It rusts. Check the "related links" if you are concerned for more information regarding the chemical reactions that take place and the different products formed when iron rusts.
