Indonesium

Indonesium is the hypothetical chemical element with the symbol Id and atomic number 275. Fandom user BiRDiE15 had recently discovered in 2019. Named after country Indonesia. This element has not been found in nature at all and it can only be created inside a laboratory. Indonesium has no stable isotopes. The most stable of these Id-847 has a half-life of about 640 microseconds.