Atoms And Nuclei Question 83
Question: The energy of electron in first excited state of H-atom is $ -\ 3.4\ eV $ its kinetic energy is [RPET 1999; CBSE PMT 2005]
Options:
A) ? 3.4 eV
B) + 3.4 eV
C) ? 6.8 eV
D) 6.8 eV
Show Answer
Answer:
Correct Answer: B
Solution:
Kinetic energy = |Total energy|
