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20/08/2021 10:08 am
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What should be the kinetic energy and total energy of the electron present in hydrogen atom, if its potential energy is –5.02 eV?
(a) –2.51 eV, +2.51eV
(b) + 0.251 eV, –0.251eV
(c) –2.51 eV, –2.51 eV
(d) +2.51 eV, +2.51eV
1 Answer
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20/08/2021 10:11 am
(a) –2.51 eV, +2.51eV
Explanation:
Given,
Total energy = \(\frac{Potential\;energy}{2}\)
= \(\frac{-5.02}{2}\)
Total energy = -2.51 eV
Kinetic energy = -Total energy
= -(-2.51 eV) = +(2.51 eV)
This post was modified 3 years ago 2 times by admin