Assertion: protactinium's electron | /r/AtLocation | the atom
Facets:
value: to form a negative ion
type: PURPOSE
Source sentences:
text: the change in energy (in kJ/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion.
text: the change in energy (in kJ/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion.