One of the important shortcomings of the Bohr model of the atom was that:

A. it did not distinguish between protons and electrons
B. it specified both definite location and momentum (energy) for an electron
C. it showed that all electrons have equal energies
D. electron energies cannot be calculated

Question

One of the important shortcomings of the Bohr model of the atom was that:  

   A. it did not distinguish between protons and electrons 
   B. it specified both definite location and momentum (energy) for an electron 
   C. it showed that all electrons have equal energies 
   D. electron energies cannot be calculated

anonymous · Answer

It's been awhile since I've learned this but I'm pretty sure it's B. http://chemistry.about.com/od/atomicstructure/a/bohr-model.htm

jfraser · Answer

It is B. Bohr didn't know it at the time, but assigning an exact radius and speed to the electron violates the Heisenberg Uncertainty Principle