S-2 ning oxirgi elektroni uchun kvant sonlarini toping

4. S-2 ning oxirgi elektroni uchun kvant sonlarini toping.

A) 3; 1; +1; -1/2; B) 3; 1; -1; -1/2; C) 3; 1; 0; +1/2; D) 4; 0; 0; -1/2;

5. Nechta pog’onachaning bosh va orbital kvant sonlari yig’indisi 3 ga teng.

5. Nechta pog’onachaning bosh va orbital kvant sonlari yig’indisi 3 ga teng.

A) 2 ta B) 3 ta C) 1 ta D) 4 ta

6. Tashqi energetik pog‘onasidagi elektroni

n =4, l =0, ml =0, ms =1/ 2 kvant sonlar bilan ifodalangan element atomini aniqlang. Uning elektronlar bilan to‘lgan nechta 3d – orbitali bor?

A) Cr; 5; B) V; 2; C) K; 0; D) Ag; 1

7. Tartib raqami 31 bo’lgan galliy atomining valent p–elektroni uchun kvant sonlari

7. Tartib raqami 31 bo’lgan galliy atomining valent p–elektroni uchun kvant sonlari

( n, l, ml , ms ) ni aniqlang.

• 4;1;+2;+0,5; B) 4;2;+2;-0,5;

C) 3;1;-1;+0,5; D) 4;1;-1;+0,5.

8. Qaysi pog‘onacha oldin to‘ladi: 6s yoki 4f; va 5p yoki 4d? A) 6s va 5p; B) 6s va 4d;

C) 4f va 5p; D) 4f va 4d

9. Galliy atomi valent elektronlarining kvant sonlarini ( n,l,ml ,ms ) aniqlang.

9. Galliy atomi valent elektronlarining kvant sonlarini ( n,l,ml ,ms ) aniqlang.

A) n=4;4;4 l=0;0;1 ml=0;0;-1 ms=+ ½;- ½;+ ½;

B) n=4;4;4 l=1;1;1 ml=-1;+1;-1 ms=+ ½;- ½;+ ½;

C) n=3;3;3 l=1;1;2 ml=0;0;-1 ms=+ ½;+ ½;+ ½;

D) n=3;3;4 l=2;2;2 ml=-2;-1;0 ms=- ½;- ½;+ ½;

10. Yadrosida 42 ta proton bo‘lgan element atomining s, p, d, f elektronlar sonini aniqlang. A) 2, 18, 10, 12; B) 8, 16, 18, 0;

10. Yadrosida 42 ta proton bo‘lgan element atomining s, p, d, f elektronlar sonini aniqlang. A) 2, 18, 10, 12; B) 8, 16, 18, 0;

C) 10, 18, 14, 0; D) 9, 18, 15, 0