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Which of the following atoms and ions is (are) isoelectronic with Ar: S2+, P3−, Ca2+, Si4+, Cl3+, As3+? (Select all that apply.)
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- Question (e) and (f) Explain why the second ionization energy for sodium is a lot higher than the second ionization energy for magnesium.Please answer the following study question: What is the electron configuration for a vanadium ion with a +3 charge?Question 20 What is the ground state electron configuration of the Mn2+ ion? Group of answer choices [Ar] 4s2 3d5 [Ar] 4s2 3d3 [Ar] 3d5 [Ar] 4s1 3d4
- Which of the following contains sets of atoms or ions that are isoelectronic? Answer(s): ________________ a. B+3 , C+4, H+, He b. Na+, Ne, N+3, O-2 c. Mg+2, F-, Na+, O-2 d. Ne, Ar, Xe, Kr e. O-2, S-2, Se-2, Te-2 f. None of the choices.Which of the elements given will have a big jump in the 2nd ionization energy? Na P S H Please answer in computer to make it readablePhysical Chemistry (Quantum Mechanics) Question Calculate the average kinetic and potential energies of a 2s electron in a hydrogenic atom of atomic number Z.
- Question 1 Use the data given below to construct a Born-Haber cycle to determine the electron affinity of Br.Check the option that gives the right which one is greater in each of the atom and ion pairs below. (8O, 9F, 26Fe, 33As, 34Se, 51Sb) A. As3- ˃ Se2-, Fe3+ ˃ Fe, Sb ˃ As, F ˃ O2-B. As3- ˃ Se2-, Fe ˃ Fe3+, Sb ˃ As, O2- ˃ FC. As3- ˃ Se2-, Fe ˃ F3 +, As ˃ Sb, F ˃ O2-D. Se2- ˃ As3-, Fe ˃ Fe3+, Sb ˃ As, F ˃ O2-Check the option that gives the correct one which is greater in each of the atom and ion pairs below. (8O, 9F, 26Fe, 33As, 34Se, 51Sb) A. As3- ˃ Se2-, Fe ˃ Fe3 +, Sb ˃ As, O2- ˃ F B. Se2- ˃ As3-, Fe ˃ Fe3 +, Sb ˃ As, F ˃ O2- C. As3- ˃ Se2-, Fe ˃ Fe3 +, As ˃ Sb, F ˃ O2- D. As3- ˃ Se2-, Fe3 + ˃ Fe, Sb ˃ As, F ˃ O2-
- Homework Problem question 3: The 1st ionization energy of magnesium is 738 kJ/mole, The 2nd ionization energy is 1,450 kJ/mole, the 3rd ionization energy is 7,733 kJ/mole. Using chemical equations, formulas, drawings or words fully explain both the trend and magnitude of these values.Select the correct condensed electron configuration of a ground-state atom of manganese (Z =25). 1st attempt See Hint See Periodic Table Choose one:[Kr]3d54s2[Ar]3d7[Ar]3d5 4s2[Kr]3d7[Kr]3d5[Ar]3d5[Ar]3d74s2[Kr]3d74s2please do not copy answer by your own. a. What is the lowest principle shell in which s orbitals are found? b. How many electrons in an atom could have the quantum numbers n=2 l=1 and ml=1? c. How many electrons in an atom could have the quantum numbers n=3 and l=2?