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

question 44

Multiple Choice

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

---

Definitions:

Eukaryote

An organism whose cells contain a nucleus enclosed within membranes, distinct from prokaryotes, which lack such a nucleus.

Non-breeding Individuals

Organisms that are not currently involved in producing offspring, either due to life stage, season, or other biological or environmental factors.

Species

A basic unit of biological classification, defined as a group of organisms capable of interbreeding and producing fertile offspring.