any nickname (and generally for the chemical elements) for actinium
Actinium has 89 protons and electrons; the natural isotope 227Ac has 138 neutrons.
Actinium is a natural chemical element, radioactive; actinium is a decay product of uranium.
Actinium is rarely used:- as actinium-beryllium neutron source- in radiotherapy
The appearance of actinium is silvery metallic.
Actinium (Ac) is an atom.
One atom; actinium is an element, not a molecule.
any nickname (and generally for the chemical elements) for actinium
Actinium may be used in actinium-beryllium neutron sources or in radiotherapy.
Actinium may be used in actinium-beryllium neutron sources or in radiotherapy.
Actinium is very rare and expensive; it has not common uses.
Actinium can react with halogens (F, Cl, Br, I), oxygen, sulphur, etc
The most common isotope of actinium, Ac-227, has 89 protons and 138 neutrons.
The most common isotope of actinium, Ac-227, has 89 protons and electrons and 138 neutrons.
Actinium has 89 protons and electrons; the natural isotope 227Ac has 138 neutrons.
There is no Latin word or common name for actinium. That element was not discovered until 1899 so the ancient Romans could not have given it a name in their language; the word actinium is a fantasy word based on classical Greek aktis, a beam of light.
Actinium is extremely rare; less than 1mg/t of uranium ores. Don't exist in living beings.