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- Which of the following represents the electron configuration of S⁻? A) 1s²2s²2p⁶3s²3p⁶ B) 1s²2s²2p⁶3s²3p⁵ C) 1s²2s²2p⁶3s²3p⁴ D) 1s²2s²2p⁶3s²3p³ E) 1s²2s²2p⁶3s²3p²What is the electron configuration of Lead? A) [Xe] 6s26f146d106p2 B) [Rn] 6s24f145d106p2 C) [Xe] 6s24f145d106p2 D) [Xe] 6s25d106p2How do you dertermine the order with respect to [I-]
- . Define/explain the following with example/s, if any? iii. Enantiotropic protonsWhat is the term symbol of free Fe2+ in the ground state? When oxygen binds , what change should be made to the bond lenght and angle for Fe--N?Predict the ground state electronic configurations of CF, CH, CH+, and CN-. Do any of them have unpaired electrons?
- The photoelectron spectrum of HBr has two main groupsof peaks. The first has ionization energy 11.88 eV. Thenext peak has ionization energy 15.2 eV, and it is followedby a long progression of peaks with higher ionizationenergies. Identify the molecular orbitals corresponding tothese two groups of peaks.Chemistry Which electron configuration represents a transition element? Group of answer choices 1s22s22p3 1s22s22p63s2 1s22s22p63s23p64s23d7 1s22s22p63s23p64s23d104p4Which of the following represents the electron configuration of P³⁻? A) 1s²2s²2p⁶3s²3p⁶ B) 1s²2s²2p⁶3s²3p³ C) 1s²2s²2p⁶3s² D) 1s²2s²2p⁶3s²3p⁶4s¹ E) 1s²2s²2p⁶3s²3p¹
- Calculate the energy(kJ)whenphotons areejected from 3molesofhydrogen atomsupon an electron transition from n = 4to n = 2. ∆?=−??(1??2−1??Element X has an electron configuration 1s22s22p1. The formula of the choride formed with element X is: a. XCl b. XCl2 c. XCl3 d. X2Cl e. XCl4 f. XCl5Are the structures of CuCl2(OPPh3)2 and CuCl2(PPh3)2 - d9 or d10 - 1 unpaired electron or no unpaired electron - Cu1+ or Cu2+ - include magnetic moments of each