I came.across a headline and read some of the article, so I was curious.
Scientists discover that gold is a 'reactive metal' by accidentally creating a new material in the lab
https://www.earth.com/news/discovery-that-gold-is-reactive-metal-by-creating-gold-hydride-in-lab-experiment/
From SLAC - A SLAC team unexpectedly formed gold hydride in an experiment that could pave the way for studying materials under extreme conditions like those found inside certain planets and stars undergoing...