3. The addition of one more electron makes a significant change in the emission spectrum. In the spaces below, draw the energy level diagram for hydrogen and for helium for the first 4 energy levels (n = 1 to n = 4). Energy Level Diagram for Hydrogen Energy Level Diagram for Helium 1s 1s 4. Use these energy level diagrams to explain the differences in the emission spectra.

3. The addition of one more electron makes a significant change in the emission spectrum. In the spaces below, draw the energy level diagram for hydrogen and for helium for the first 4 energy levels (n = 1 to n = 4). Energy Level Diagram for Hydrogen Energy Level Diagram for Helium 1s 1s 4. Use these energy level diagrams to explain the differences in the emission spectra.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Molybdenum metal must absorb radiation with a minimum frequency of 1.09 × 1015 s before it can eject an electron from its surface via the photoelectric effect. а. What is the minimum energy required to eject an electron? b. What wavelength of radiation will provide a photon of this energy? c. If molybdenum is irradiated with light of wavelength of 120 nm, what is the maximum possible kinetic energy of the emitted electrons? 6.626xx0 66 X10
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The energies, E, for the first few states of an unknown element are shown here in arbitrary units. 1 3 4 ... E -84 -36 -16 -12 ... A gaseous sample of this element is bombarded by photons of various energies (in these same units). Match each photon to the result of its absorption (or lack thereof) by an n = 1 electron. Photon Energy Result A 84 В 68 C 63 D 48 Answer Bank not absorbed n = 1 to n = 3 electron ejected n = 1 to n = 2 n = 1 to n = 4 100
21 This energy diagram shows the allowed energy levels of an electron in a certain atom. (Note: the SI prefix 'zepto' means 10 can find the meaning of any SI prefix in the ALEKS Data tab.) 1400 1200 energy (z)) 1000 Continue 56°F Clear 800 600 400 200 0 If the electron makes the transition shown by the red arrow, from B to A, calculate the wavelength of the photon that would be absorbed or emitted. Round your answer to 3 significant digits Use this diagram to complete the table below. C B A Q Search nm C x10 X Ś DELL © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Cente O P prt sc You home Submit end
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