. :
NaNO3 = Na + + NO3
(-) K Na+, H2O (+) A NO3, H2O
= - 2,71 B; 
= -1 B. - , ..
> . .
: 
1,8 B.
2H2O +2ē = H 2+ 2 OH - 2H2O - 4ē = O2 + 4 H +.
.
1:
1. . .
2. .
3. ()
| 1. | 2. | 3 | |
| 1. | Ag, Ba2+ | 2s22p2 | 2p |
| 2. | As, Ti4+ | 2s22p6 | 4f |
| 3. | Sr, In3+ | 3s23p3 | 3d |
| 4. | Xe, Br- | 3s2 | 3s |
| 5. | Cs, Ga3+ | 2s22p1 | 4p |
| 6. | F, Mg2+ | 3s23p1 | 5d |
| 7. | S, Li+ | 6s2 | 4s |
| 8. | N, S2- | 5s25p3 | 3p |
| 9. | Ne, Al3+ | 5s25p2 | 4d |
| 1. | 2. | 3 | |
| 10. | Si, Na+ | 4s23d2 | 5p |
| 11. | O, I - | 5s24d2 | 5s |
| 12. | P, F- | 4s13d10 | 5f |
| 13. | Mg, Ar | 6s25d2 | 2s |
| 14. | K, S2- | 6s25d5 | 1s |
| 15. | Ca, Cl- | 6s26p3 | 5d |
| 16. | Al, Te2- | 5s25p1 | 1s |
| 17. | C, K+ | 6s25d4 | 6d |
| 18. | Se, Be2+ | 5s25p6 | 5f |
| 19. | Mn, Se2- | 6s15d10 | 7s |
| 20. | Cl, Si4+ | 5s14d10 | 4p |
| 21. | Si, Ge4+ | 5s25p4 | 5s |
| 22. | Na, B3+ | 6s26p6 | 6s |
| 23. | Zn, Hg2+ | 3s23p5 | 2p |
| 24. | Ar, Zn2+ | 2s22p2 | 3d |
| 25. | He, Hf | 3s23p3 | 2s |
| 26. | B, Y3+ | 3s23p1 | 3p |
| 27. | Au, P5+ | 3s23p6 | 4s |
| 28. | Cd, Br- | 2s22p4 | 4f |
| 29. | Ne, Sn2+ | 3s23p5 | 1s |
| 30. | At, Cr3+ | 4s1 | 5d |
1.
1. . . .
4: 1s2 2s2
9F: 1s22s22p6.
2. . .
1s22s22p4 - 8O (8- )
3. . () .
6d: n = 6
l = 2
2
2.1.
1. , - (. ).
2. , (. ).
3. 1500.
| 1. | 2SO2()+O2()Û2SO3() |
| 2. | 4NH3()+5O2()Û4NO()+6H2O() |
| 3. | CO2()+C()Û2CO2() |
| 4. | 4NO()Û2N2O()+O2() |
| 5. | CH4()ÛC()+2H2() |
| 6. | CaO()+H2()ÛCa()+H2O() |
| 7. | 4HCl()+O2()Û2H2O()+2Cl2() |
| 8. | N2()+3H2()Û2NH3() |
| 9. | 2HNO3()ÛH2()+N2()+3O2() |
| 10. | 2N2()+O2()Û2N2O() |
| 11. | C()+H2O()ÛCO()+H2() |
| 12. | CO()+H2O()ÛCO2()+H2() |
| 13. | 2Ag2O()Û4Ag()+O2() |
| 14. | SiF4()ÛSi()+2F2() |
| 15. | CO()+O2()Û2CO2() |
| 16. | 3S()+2H2O()ÛSO2()+2H2S() |
| 17. | SO2()+NO2()ÛSO3()+NO() |
| 18. | C()+2F2()ÛCF4() |
| 19. | 2H2S()+O2()Û2S()+2H2O() |
| 20. | Cl2()+2O2()Û2ClO2() |
| 21. | 2H2()+O2()Û2H2O() |
| 22. | 4NO2()Û2NO()+O2() |
| 23. | O2()+2F2()Û2OF2() |
| 24. | H2S()+Cl2()Û2HCl()+S() |
| 25. | CO()+H2()ÛC() + H2O() |
| 26. | SO2()+2H2S()Û3S()+2H2O() |
| 27. | ()+H2O()ÛCO()+H2() |
| 28. | 2N2O()+O2()Û4NO() |
| 29. | Si()+3F2()ÛSiF6() |
| 30. | CO()+Cl2()ÛCOCl2() |
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