Post test Directions: Read each question carefully. Choose the letter of the correct answer. Write your answers on your answer sheet. 1. What electron configuration matches a Carbon (6 C) atom? A. 1s 2s 2p B. 1s 2s 2p* C. 1s 2s 2p®3s°3p°4s 3d' D. 1s°2s°2p°3s2, 3p°4s 3d04p3 2. Which of the following value is correctly designated in p ( principal ) orbital? A. 2 В. 6 C. 10 D. 14 3. For a neutral atom with the electron configuration of 1s 2s 2p° 3s? 3p° 4s² 3d°, What is the valence electron of an element ? С.3 А. 1 В. 2 D. 4 4. What dictates the electrons to occupy the orbitals having lower energies before ocupying higher energy orbitals? A. Hund's rule B. Aufbau principle C. Electron configuration D. Pauli's exclusion principle 5. In electron condensed configuration, What is its "core" electron ? B. Carbon group A. Halogens C. Noble Gas D. Transition Metal

Post test Directions: Read each question carefully. Choose the letter of the correct answer. Write your answers on your answer sheet. 1. What electron configuration matches a Carbon (6 C) atom? A. 1s 2s 2p B. 1s 2s 2p* C. 1s 2s 2p®3s°3p°4s 3d' D. 1s°2s°2p°3s2, 3p°4s 3d04p3 2. Which of the following value is correctly designated in p ( principal ) orbital? A. 2 В. 6 C. 10 D. 14 3. For a neutral atom with the electron configuration of 1s 2s 2p° 3s? 3p° 4s² 3d°, What is the valence electron of an element ? С.3 А. 1 В. 2 D. 4 4. What dictates the electrons to occupy the orbitals having lower energies before ocupying higher energy orbitals? A. Hund's rule B. Aufbau principle C. Electron configuration D. Pauli's exclusion principle 5. In electron condensed configuration, What is its "core" electron ? B. Carbon group A. Halogens C. Noble Gas D. Transition Metal

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter7: The Structure Of Atoms And Periodic Trends

Section7.3: Electron Configuration Of Atoms

Problem 3CYU: Using the periodic table and without looking at Table 7.3, write electron configurations for the...

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Using the periodic table and without looking at Table 7.3, write electron configurations for the following elements: (a) P (b) Zn (c) Zr (d) In (e) Pb (f) U Use the spdf and noble gas notations. When you have finished, check your answers with Table 7.3.
Write the full electronic structure of the ground state of oxygen (O). Use this template to enter your answer: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 etc. The orbitals must be listed in this exact sequence. Do not list empty orbitals.
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lick in the answer box to activate the palette. Write the full electron configuration of the Period 3 element with the following successive IEs (in kJ/mol): IE1 = 738 IE2 = 1450 IE3 = 7732 IE4 = 10539 IE5 = 13628
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