User talk:2001:8F8:1163:BDA:8150:92E3:8820:C629

May 2023
Hello, I'm ComplexRational. An edit that you recently made to Period 5 element seemed to be a test and has been reverted. If you want to practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! Complex / Rational 14:09, 23 May 2023 (UTC)