Assertion: hydrogen atom's energy | /r/HasProperty | needed
Facets:
Source sentences:
text: If a hydrogen atom has its electron in the n = 4 state, how much energy in eV is needed to ionize it?
text: (b) How much energy in eV is needed to ionize the ion from this excited state?
text: The energy that is needed to remove the electron from the atom is called the ionization energy.
text: The energy that is needed to remove the electron from the atom is called the ionization energy.
text: How much energy is needed to ionize the atom when it is in this excited state?