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Question 9 (1 point) ✓ Saved Which of the following represents the ground state electron configuration...
Which of the following is a ground state electron configuration for a main group ion? A. 1s 2s2 B. 1s 2s22p C. 1s 2s 2p D. 1s 2s 2p? E. 15°25 F. 1s 2s22p
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.
22) Which electron configuration represents a violation of Hund's rule for an atom in its ground state? 22) 1s 2s 2p 1s 2s 2p C) 1 s 2s D) 1s 2p 2s 25
3. In the ground electronic state of Li atom, the electron configuration is 1s 2s'. If we neglect all the electron-electron repulsion, and assume all Li atomic orbitals follow those in hydrogenic atoms. Determine the energy (in eV) of the electron ground state: 1s2 2s1. Namely, the total energy of the 3 electrons in 1s 2s'. Check the end of chapter problem: E8C.2(a). 3. In the ground electronic state of Li atom, the electron configuration is 1s 2s1. If we...
me following ground-state electron configurations corresponds to an atom that has the 10. Which of the following ground-state ele most negative value of the electron affinity? a) 1s 2s 2p 3s! b) 1s22s22p 3s 3p5 c) 1s 2s 2p 3s 3p2 d) 1s 2s 2p 3s 3p 3d5452 e) 1s 2s22p The element arsenic is in the same group as phosphorus. Which of the following is the formula of arsenic acid? a) H:As b) H3ASO2 c) HASO3 d) HAsO4 e)...
Thank you! Q18. Which of the following electron configurations corresponds to the ground state of an atom of a transition element? A) 1s22s22p 3s23p 4s%3d B) 1s22s22p%3s 3p43d4 C) 1s22s22p 3s 3p64523 D) 1s22s22p 3s 3p%3d1045-4p) E) 1s22s2p 3s23p%3d"45²4p3 Q20. Particle A moves three times faster than particle B, calculate the mass ratio of particle A to particle B, if both have the same de Broglie wavelength. A) 0.33 B) 3.0 C) 0.66 D) 0.25 E) 0.75 Q21. Which ground-state...
Review Part A In the ground-state electron configuration of Fest, how many unpaired electrons are present? Express your answer numerically as an Integer. View Available Hint(s) 1s^2 2s^2 2p^6 3s^2 3p-6 4d^O 3 Submit Previous Answers X Incorrect; Try Again; 2 attempts remaining Part A The number of electrons in the ion Zn2+ is Submit Request Answer Provide Feedback Part A Using shorthand notation, the ground-state electron configuration for Co2+ is predicted to be Express your answer in condensed form,...
The following Lewis diagram represents the valence electron configuration of a main-group element. X• The element in period 6 that has this valence electron congfiguration is BA 3A 4A SA 6A 7A He se Na Mg 3B 4B 5B 6B 78 mm 88 18 28 Al Si P S Cl Ar Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Zr Nb Mo Tc Ru RN Pa Rg Cain Sn Sb Te Ba La HT Ta...
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^22s^22p^63s^23p^64s This tells you that, compared to the 3d level for this atom, the As level has a lower energy. has a higher energy. has approximately the same energy.
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