4.A ground state is an outer orbital electron of an element that is at its lowest possible energy level. The electron in an excited state has a higher energy level than a ground state electron. The average distance from the nucleus is greater in the excited state than in the ground state.
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4. Given that the ground state for carbon is 15-25-2p", an excited state? state for carbon...
6. Identify the following: a. An-excited state of this element has the electron configuration 1s 2s 2p Beryllium b. The ground-state electron configuration is [Ne]3s 3p Sulfur c. An excited state of this element has the electron configuration [Kr5s4dº5p 6s' Silver d. The ground-state electron configuration contains 3 unpaired 5p electrons
Which of the following electron configurations correspond to an excited state? Identify and write the ground state electron configuration where appropriate. a) 1s 2s 3p b) 1s 2s 2p c) [Ar] 4s? 3d$ 4p'
Write the ground-state electron configuration for excited states. Write the ground-state electron configuration for excited states. (Express your answer as a series of orbitals. For example, the electron configuration of Li would be entered as 1s-2s or [He12s1.) 1s22s22p63 ргэр 1s*2p 22nl 2 22621 2
14) Write ground state electron configurations for the following elements. (3) Cr 15) Write the condensed electron configurations of the following elements.(3) 16) Write the ground state electron configurations for the following ions. (3) Zn Ag 17) Identify the following elements by their configuration 1s 2s 2p 3s 3p 4s 3d 4p 1s 2s 2p 3s 3p 4s 3d [Kr] 5s4d"5p [Ar] 4s
Q2: b) Three elements have the electron configurations: 1s' 2s2 2p 3s 3p 1s2 2s2 2p6 3s2 1s2 2s2 2p6 3s 3p 4s. The first ionization energies of these elements (not in the same order) are: 0.419, 0.735, 1.527 MI/mol (MJ for mega Jouls). The atomic radii are 1.60 A°, 0.98 A°, 2.35 A°. Identify the three elements and match the appropriate values of ionization energy and atomic radius to each configuration Element Atomic Radius lonization Energy 1. 2. 3.
What is the ground-state electron configuration of the Al^3+ ion? a. 1s^2 2s^2 2p^6 3s^2 3p^4 b. 1s^2 2s^2 2p^6 3s^2 3p^1 c. 1s^2 2s^2 2p^3 d. 1s^2 2s^2 2p^1 e. 1s^2 2s^2 2p^6 Which of the following is the correct noble gas electron configuration for an ion of barium? a. [Kr]5s^2 4d^10 5p^6 6s^2 b. [Kr]5s^2 5p^6 c. [Kr]5s^2 4d^10 5p^6 6s^1 d. [Kr]5s^2 4d^10 5p^6 e. [Kr]5s^2 4d^10 5p^6 6s^2 6p^2 How many orbitals are possible when l...
am confused with this question 17. What is the ground state electron configuration of potassium? a. [Ar]3d1 b. [Ar]4s C. 1s 2s 2p 3s 3p 3d d. 1s²2s²2p2d1035
The following ground-state electron configuration of potassium shows that for the ground state of the potassium atom the outermost electron is in a 4s state: 1s^2 2s^2 2p^6 3s^2 3p^6 4s This tells you that, compared to the 3d level for this atom, the 4s level ANSWER: has a lower energy. has approximately the same energy. has a higher energy.
Match the predicted ground state electron configuration with the following elements: a. oxygen b. cesium c. lithium e. d. phosphorus gallium f. lanthanum 6. 1s 2s 2p 3s2 3p6 4s2 3d10 4p6 582 4d10 5p6 652 44 7. 1s2 2s2 2p 3s2 3p™ 452 3dłº 4p1 8. 1s2 2s 2p4 9. 1s 2s 2p™ 352 3p™ 452 3d10 4p6 552 4d10 5p 6s! 10. 1s 2s 2p6 3s 3p3
eleven an energy level? eren 15) Why does it take more energy to remove an electron from Althan from Al? 16) Distinguish between an atom in its ground state and an excited atom. 17) Which of the following notations shows the electron configuration of a neutral atom in an excited state? Name the element, and explain how you know if it is excited or not: 1s 2s 2p' (b) 1s 2s 2p 3s! Oxygen is in excited States oxygen crtom...