1) photon dropped Eph1 with frequency vph1 on unexcited hydrogen atom on ground state then the...
1) photon dropped Eph1 with frequency vph1 on unexcited hydrogen atom on ground state then the atom ionized anf an electron comes out with kinetic energy Te , if this electron Unite with another ionic hydrogen then a third hydrogen atom in first excited level on comes out because of this unite with -3.4eV , and a new photon comes out with 466 λ.
calculate the energy of first photon Eph1 and its frequency vph1 .
2) calculate the velocity of electron 1s an atom with charge Z.
what is the value of Z to make the electron velocity equal to speed of light ?
Homework Answers
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1) photon dropped Eph1 with frequency vph1
on unexcited hydrogen atom on ground state then the...
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For the hydrogen atom, its energy at ground state is 13.6 eV, at first excited state is 3.4 eV at second excited state is 1.5 eV and at the third excited state is 0.85 eV. i) Give the energy value for the first two states in Joule (J). [1eV =1.6 x 10-19 J] (2 marks) ii) With the aid of schematic diagram, determine the energy of emitted photon when the atom jumps from the first and third excited states to...
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