The neutral atom of ununpentium has 115 electrons.
Ununpentium, with the chemical symbol Uup, has the atomic number 115.
Ununpentium is a provisional name for the artificial radioactive element with the atomic number 115. In the periodic table of Mendeleev Uup is situated in the group 15, period 7.The names of new chemical elements is regulated by IUPAC rules, seePure Appl. Chem., Vol. 74, No. 5, pp. 787--791, 2002.The word is composed from:un=1, un=1, pentium=5; derived from the Latin language.
The heaviest element announced in February 2004 was ununpentium with the atomic number 115.
Four elements have temporary names: ununtrium, ununpentium, ununseptium, ununoctium.
20 electrons
Impossible, ununpentium is an artificial element.
Ununpentium is a member of the transactinoids family.
Ununpentium is a member of the transactinoids family.
Ununpentium, with the chemical symbol Uup, has the atomic number 115.
Ununpentium is obtained by nuclear reactions in ion accelerators.
Ununpentium was discovered in a nuclear physics laboratory.
Ununpentium is a member of the transactinoids family.
Ununpentium is a provisional name for the artificial radioactive element with the atomic number 115. In the periodic table of Mendeleev Uup is situated in the group 15, period 7.The names of new chemical elements is regulated by IUPAC rules, seePure Appl. Chem., Vol. 74, No. 5, pp. 787--791, 2002.The word is composed from:un=1, un=1, pentium=5; derived from the Latin language.
The heaviest element announced in February 2004 was ununpentium with the atomic number 115.
After the IUPAC tables from 2009 the atomic mass of ununpentium is [289].
Decay products of ununpentium are ununtrium isotopes.
Ununpentium-288 has a half-life of 173 ms.