The most authoritative answer in 2024
-

-
Harper Gonzalez——Studied at Stanford University, Lives in Palo Alto, CA
Because they are so
unreactive, they don't corrode easily. This makes them ideal for jewelry and coins.
Noble metals include
copper,
palladium,
silver,
platinum, and
gold.
Alkali Metals are very reactive.
read more >>
About “unreactive、Noble metals、copper”,people ask:
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.