Gabarito - L01

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Gabarito da 1a. lista de Química Geral IC-348 – apenas as questões de cálculos 
1. E = 1,989x10-23 J 
E = 11,97 J/mol 
2. 
λa = 4x10-4 m 
λb = 1,5x10-4 m ; 
νa = 7,5 x 1011 s-1 
νb = 1,5x1012s-1 
Ea = 4,97x10-22J 
Eb = 9,94x10-22 J 
3. 
E = 7,95x10-18 J 
E = 4,7x106 J/mol 
4. 
(a) 2,0x10-10 m 
(b) 1,66x10-17 J 
(c) 1,2x10-8 m 
(d) UV 
5. λ = 4,86x10-12 m 
6. 7,83x10-19 J 
7. 
(a) 2,43x10-12m 
(b) 3,4 x10-4 m 
(c) 1,32x10-13 m 
8. 5,26x103 m/s 
9. Z = 40g/mol = Zr 
10. 
(a) 6.56x10-7 m (vermelho) 
(b) 4,86x10-7 m (azul) 
(c) 1,22x10-7 (UV) 
(d) 1,87x10-6 m (UV) 
12. 
E1 → 5 = 2,09x10-18 J 
E2 → 6 = 4,84x10-19 J 
E400nm = 4,97x10-19 J 
E700nm = 2,84x10-19 J 
de 1→5 não 
de 2 → 6 não 
13. n = 4 
14. 
(a) EH = -2,18x10-18 J 
(b) EHe+= -4,36x10-18 J 
(c) ELi2+=-6,54x10-18 J 
(d) EC5+=-1,3x10-17 J 
(d) EFe25+=-5,67x10-17 J 
15. 
(a) Δxe- = 5,8x10-4 m 
(b) Δxbola = 3,64x10-33 m 
21. 
(a) 32; 
(b) 8; 
(c) 25; 
(d) 10; 
(e) 6; 
(f) 0; 
(g) 1; 
(h) 9; 
(i) 0; 
(j) 2; 
22. 
Sc: 1s22s22p63s23p64s23d1; 
Fe: 1s22s22p63s23p64s23d6; 
P: 1s22s22p63s23p3; 
Cs: 1s22s22p63s23p64s23d104p65s24d105p66s1; 
Eu: 1s22s22p63s23p64s23d104p65s24d105p66s24f 7 
Pt: 1s22s22p63s23p64s23d104p65s24d105p66s14f 145d9 
Xe: 1s22s22p63s23p64s23d104p65s24d105p6; 
Cf: 1s22s22p63s23p64s23d104p65s24d105p66s24f 145d106p67s25f10; 
As: 1s22s22p63s23p64s23d104p3; 
Sr: 1s22s22p63s23p64s23d104p65s2; 
W: 1s22s22p63s23p64s23d104p65s24d105p66s24f 145d4; 
Pb: 1s22s22p63s23p64s23d104p65s24d105p2; 
Br: 1s22s22p63s23p64s23d104p5 
23. 
(a) 18; 
(b) 30; 
(c) 40; 
27. 
Um par e-: C, O, Si, S, Ti, Ni, Ge, Se 
Um e-: H, Li, B, F, Na, Al, Cl, K, Sc, Cr, Cu, Ga, Br; 
29. 
V2+: 1s22s22p63s23p63d3 ; 
Cr3+:1s22s22p63s23p63d3; 
Fe3+:1s22s22p63s23p63d5; 
Zn2+:1s22s22p63s23p63d10; 
Ag+: 1s22s22p63s23p64s23d104p64d10; 
Pt2+: 1s22s22p63s23p64s23d104p65s24d105p64f 145d8