(1) A radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known
(2) A radioactive transuranic element synthesized by bombarding curium with carbon ions
(3) 7 isotopes are known
(1) A group in Stockholm believed they had made it in 1957, and proposed the patriotic name nobelium , after the Swede Alfred Nobel.
(2) Due to its extremely short half-life, there's no reason for considering the effects of nobelium in the environment.
(3) All known isotopes of nobelium are radioactive.
(4) The German proposal of u251cu00f6u251cu00e7u251cu2510meitnerium u251cu00f6u251cu00e7u251cu2510for 109 was allowed to stand, as were the names proposed for elements 101, 102, and 103 - u251cu00f6u251cu00e7u251cu2510mendelevium, u251cu00f6u251cu00e7u251cu2510u251cu00f6u251cu00e7u251cu2510 nobelium , u251cu00f6u251cu00e7u251cu2510and u251cu00f6u251cu00e7u251cu2510lawrencium,u251cu00f6u251cu00e7u251cu2510respectively.
no