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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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- Write the electron configuration for each of the following ions. (a) Sb3−Write the electron configuration for each of the following ions. (a) Sb^3− (b) Tl+ (c) Se2− (d) Si4+ (e) Cr6+question and the answers apart and make grading harder.) 9) Please DO NOT USE "red color" font when typing your answers. Consider the isoelectronic (they all have the same number of electrons) species K*, Ca2+, S², and Cl' to answer the following question: Part A (2 points): Which of these species has the largest ionic radius? Part B (2 points): Explain why the species you chose above has the largest ionic radius. Be sure to include ideas of forces in your response. COPY AND PASTE THIS BELOW IN THE BOX PROVIDED TO HELP GUIDE YOUR RESPONSE: Part A (2 points): Which of these species has the largest ionic radius? Answer: Part B (2 points): Explain why the species you chose above has the largest ionic radius. Be sure to includo ideHow many inner, outer, and valence electrons are present inan atom of each of the following elements?(a) Br(b) Cs(c) Cr(d) Sr(e) F
- Pick out a pair of species that are isoelectronic. (a) C and N (b) Mg2+ and Ne (c) F and O+ (d) S2- and PThe electron configuration of a cation M3+ is [Ar] 3d3. What is the electron configuration of the original atom M? (M is not a real chemical symbol of an element.) (A) [Ar] 4s1 3d5 (B) [Ar] 4s2 3d4 (C) [Ar] 3d6 (D) [Ar] 3d4 4p2PQ-28. Which pair of elements is listed in order of decreasing first ionization energy? (A) Na, Mg (В) Mg, Al (C) Al, Si (D) Si, P
- What -2 ion is isoelectronic with CI? Click in the answer box to activate the palette, and do not use parentheses for charges.+ Which of the following pairs of ions represent isoelectronic species? A) Mg²+ and O²- B) K+ and Li+ C) Ca²+ and F- D) Fe²+ and S²- E) Al³+ and CI15. (a) b) Identify the element that is described by the following information. Refer to a periodic table if necessary. It is a group 14 (III A) metalloid in the 3rd period. It is a group 15 (VA) metalloid in the 5th period. It is the other metalloid in group 15 (VA). d) It is a halogen that exists in the liquid state at room temperature. 16. What is the relationship between electron arrangement and the organization of elements in the periodic table?
- All of the following pairs of ions are isoelectronic except which one? A) Al³⁺ and N³⁻ B) Fe²⁺ and Co³⁺ C) Fe²⁺ and Mn³⁺ D) K⁺ and Ca²⁺ E) Zn²⁺ and Cu⁺How many inner, outer, and valence electrons are present in an atom of each of the following elements? (a) Br (b) Cs (c) Cr (d) Sr (e) F3) For the following species, predict the required characteristics by filling the given table below: 17CI, 17CF, 16S, 16S2, 12Mg, 12Mg* 2+ (a) Groups and periods (b) Magnetic properties (c) Increasing atomic or ionic radii (d) Increasing ionization energy (e) Increasing electron affinity Species Cl CH Mg Mg (a) Group and period (b)Magnetic properties (c) Increasing atomic or ionic radii (d) Increasing ionization energy (e) Increasing electron affinity