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Bess [88]
3 years ago
9

Hydrogen First ionization energy?

Chemistry
1 answer:
Mekhanik [1.2K]3 years ago
3 0

For a hydrogen atom, composed of an orbiting electron bound to a nucleus of one proton, an ionization energy of 2.18 × 10−18 joule (13.6 electron volts) is required to force the electron from its lowest energy level entirely out of the atom.

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