Author Question: The energy of an electron state has an uncertainty of about 0.500 eV. What is the uncertainty in the ... (Read 97 times)

scienceeasy · **on:** Jul 27, 2018

The energy of an electron state has an uncertainty of about 0.500 eV. What is the uncertainty in the life-time of the level?

A) 1.32 10-15 s
B) 8.28 10-15 s
C) 1.32 10-11 s
D) 8.28 10-11 s
E) 1.32 10-8 s

Question 2

Consider an atom with four accessible energy levels. What is the maximum number of different wavelengths that could be emitted by such an atom?

A) 7
B) 4
C) 6
D) 5
E) 8