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{"symbol":"Md","nr":101,"name":"Mendelevium","weight":258,"elconf":"[Rn] 5f13 7s2 ","eneg":1.3,"thermcond":0.1,"ionpot1":6.58,"ionpot3":0.1,"discyear":1955}
{"symbol":"No","nr":102,"name":"Nobelium","weight":259,"elconf":"[Rn] 5f14 7s2 ","eneg":1.3,"thermcond":0.1,"ionpot1":6.65,"ionpot3":0.1,"discyear":1957}
{"symbol":"Lr","nr":103,"name":"Lawrencium","weight":260,"elconf":"[Rn] 5f14 6d1 7s2","thermcond":0.1,"ionpot3":0.1,"discyear":1961}
{"symbol":"Unq","nr":104,"name":"Unnilquadium","weight":261,"elconf":"[Rn] 5f14 6d2 7s2 ","thermcond":0.23,"ionpot3":0.23,"discyear":1969}
{"symbol":"Unp","nr":105,"name":"Unnilpentium","weight":262,"elconf":"[Rn] 5f14 6d3 7s2","thermcond":0.58,"ionpot3":0.58,"discyear":1970}
{"symbol":"Unh","nr":106,"name":"Unnilhexium","weight":263,"elconf":"[Rn] 5f14 6d4 7s2","discyear":1974}
{"symbol":"Uns","nr":107,"name":"Unnilseptium","weight":264,"discyear":1976}
{"symbol":"Uno","nr":108,"name":"Unniloctium","weight":265}
{"symbol":"Une","nr":109,"name":"Unnilennium","weight":266,"discyear":1982}
{"symbol":"Unn","nr":110,"name":"Ununnilium","weight":267,"discyear":1987}