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Select the correct ground-state electron configuration for
(a)
(b)
(c)
(d)
(e)
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Chemistry
- For each of the following atoms or ions, state the totalnumber of electrons, the number of valence electrons, andthe number of core electrons.(a) Ra2+ (b) Br (c) Bi2- (d) Ga+arrow_forwardWrite the full ground-state electron configuration for each:(a) Cl(b) Si(c) Srarrow_forwardWrite the ground-state electron configurations of the following transition metal ions. (a) Sc3+ (b) Cr3+ (c) Cu+ (d) Au+arrow_forward
- Write the electron configuration and orbital diagram for each ion and determine whether each is diamagnetic or paramagnetic.(a) Al3 + (b) S2 - (c) Fe3 +arrow_forwardWrite the ground-state electron configurations of the following ions/transition metal ions.. (a) Li+ (b) N3− (c) In3+ (d) Tl+ (a) Sc3+ (b) Cr3+ (c) Cu+ (d) Au+arrow_forward54.Using complete subshell notation (1s22s22p6, and so forth), predict the electron configurations of the following ions. (a) N3– (b) Ca2+ (c) S– (d) Cs2+ (e) Cr2+ (f) Gd3+arrow_forward
- The 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 4p2arrow_forward10. Identify the elements (two of these are irregular, so pay close attention).(a) 1s22s22p63s23p64s23d104p65s24d5 (b) [Xe]6s24f145d106p5(c) 1s22s22p63s23p64s23d104p65s24d105p66s14f145d10 (d) [Rn]7s25f76d1arrow_forwardUsing complete subshell notation (1s22s22p6, and so forth), predict the electron configurations of the following ions.(a) N3–(b) Ca2+(c) S–(d) Cs2+(e) Cr2+(f) Gd3+arrow_forward
- For each of the following atoms or ions, state the totalnumber of electrons, the number of valence electrons, andthe number of core electrons.(a) Rn (b) Sr+(c) Se2- (d) Sb-arrow_forwardWhich of these are paramagnetic in their ground state?(a) Ga(b) Si(c) Be(d) Tearrow_forwardHow many of the elements in the second row of the periodictable (Li through Ne) will have at least one unpaired electronin their electron configurations?(a) 3 (b) 4 (c) 5 (d) 6 (e) 7arrow_forward
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