Which of the following is/are correct postulates of Bohr's theory of the hydrogen atom ?
1.The energy of an electron in an atom is quantized (i.e. only specific energy values are possible).
2.The principal quantum number (n), specifies each unique energy level.
3.An electron transition from a lower energy level to a higher energy level results in an emission of a photon of light.
A) 1 only
B) 2 only
C) 3 only
D) 1 and 2
E) 1, 2, and 3

Question

Which of the following is/are correct postulates of Bohr's theory of the hydrogen atom ?
 1.The energy of an electron in an atom is quantized (i.e. only specific energy values are possible).
2.The principal quantum number (n), specifies each unique energy level.
3.An electron transition from a lower energy level to a higher energy level results in an emission of a photon of light.
A) 1 only	
B) 2 only	
C) 3 only	
D) 1 and 2	
E) 1, 2, and 3

Quizplus · Accepted Answer

Bohr's theory postulates that the energy of an electron is quantized and specified by the principal quantum number. However, an electron transition from a lower to a higher energy level results in the absorption, not emission, of a photon.

Which of the Following Is/are Correct Postulates of Bohr's Theory