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|



NCERT Chapter Video Solution

Dual Pane