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    number of protons, neutrons, and electrons

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    Parallel Exercises
    An electron with a mass of 9.11x10-31 kg has a velocity of 4.3 106 in the innermost orbit of a hydrogen atom. What is the de Broglie Wavelength of the electron?

    An electron wave making a standing wave in hydrogen atom has a wavelength of 8.33 x 10-11 m. If the mass of the electron is 9.11x10-31 kg. what is the velocity of the electron according to the de Broglie equation.

    Using any reference , write the complete electron configurations for
    a. Nitrogen
    b. Phosphorus
    c. Chlorine

    Identify the number of protons, neutrons, and electrons n the following isotopes:
    14N, 7Li, 35C, 48 Ca, 63Cu, 230 U
    7 3 17 20 29 92

    Identify the period and the family in the periodic table for the following elements:
    xenon, potassium, chromium, argon, bromine, barium

    © BrainMass Inc. brainmass.com October 10, 2019, 12:11 am ad1c9bdddf
    https://brainmass.com/math/trigonometry/number-protons-neutrons-electrons-282066

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    Parallel Exercises
    An electron with a mass of 9.11x10-31 kg has a velocity of 4.3x106ms-1 in the innermost orbit of a hydrogen atom. What is the de Broglie Wavelength of the electron?
    Answer: de Broglie Wavelength of the electron = where h is Plank's constant whose value is given by Therefore,
    Wavelength of the electron, λ =
    An electron wave making a standing wave in hydrogen atom has a wavelength of 8.33 x 10-11m. If the mass of the electron is 9.11x10-31 kg. what is the velocity of the electron according to the de Broglie equation.
    Answer: de Broglie Wavelength of the ...

    Solution Summary

    Identify the period and the family in the periodic table for the following elements: xenon, potassium, chromium, argon, bromine, barium

    $2.19