Microsoft Word1. 2973-Puji Lestari (128-138).doc

unsur 138Dalam video ini kita akan membahas: 138. Data unsur-unsur periode keta sistem periodik sebagai berikut. Urutan unsurUnsur 138, also known as Eka-Lawrencium, is a synthetic element with the atomic number 138. It was first predicted as part of the actinide series in the 1940s and was officially