-
periodic table Z ≥ 104 (Rf)
Superheavy elements, also
known as
transactinide elements,
transactinides, or super-heavy elements, or
superheavies for short, are...
-
having only been
prepared in
microgram amounts or less. The
later transactinide elements have only been
identified in
laboratories in
batches of a few...
- (2006). "
Transactinides and the ****ure elements". In Morss; Edelstein,
Norman M.; Fuger, Jean (eds.). The
Chemistry of the
Actinide and
Transactinide Elements...
- Lise
Meitner in 1997. In the
periodic table,
meitnerium is a d-block
transactinide element. It is a
member of the 7th
period and is
placed in the group...
- half-life of only 0.65 seconds. In the
periodic table, it is a p-block
transactinide element. It is a
member of the 7th
period and is
placed in
group 15...
- have no
practical application. In the
periodic table, it is a d-block
transactinide element. It is a
member of the 7th
period and is
placed in the group...
- half-life of
about 11.5 minutes. In the
periodic table, it is a d-block
transactinide element. It is a
member of the 7th
period and
belongs to the
group 7...
-
compound with the
formula HsO4. It is the
highest oxide of h****ium, a
transactinide transition metal. It has
little use
outside of
scientific interest,...
- (2006). "
Transactinides and the ****ure elements". In Morss; Edelstein,
Norman M.; Fuger, Jean (eds.). The
Chemistry of the
Actinide and
Transactinide Elements...
- half-life of
about 10 seconds. In the
periodic table,
nihonium is a
transactinide element in the p-block. It is a
member of
period 7 and
group 13. Nihonium...
