When the principal quantum number of the
hydrogen electron is infinite,
a) the electron has an orbit of 0.053 nm radius.
b) the electron has a binding energy of +13.60 eV.
c) the electron has a binding energy of -13.60 eV.
d) the electron is no longer bound to the hydrogen
nucleus at all.
Question 2
The orbits of the electrons in the hydrogen atom
are
a)evenly spaced.
b)characterized by a principal quantum number.
c)always smaller than that of the ground state.
d)all at the same energy level within a given atom.