| ω , % | ( ) |
| O | ; H2O, SiO2, , , , | |
| S | 5*102 | ; H 2O SO2; FeS2 (); PbS ( ); ZnS ( ); CaSO4 2H2O (); Na2SO4 10H2O ( , ) |
| Se | 8*105 | FeS2; ZnS; CuFeS2 (); Cu2Se (); Ag2Se (); CuSeO3 2H2O (); PbSeO4 2H2O () |
| Te | 1*107 | AuAgTe4 (); Ag2Te (); PbTe (); Bi2Te3 (); Bi2Te2S () |
| Po | 2*1014 |
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| O | S | Se | Te | Po | |
| (% ) | 16(99,759) 17(0,037) 18(0,204) | 32(95,018) 33(0,75) 34(4,215) 36(0,017) | 74(0,87) 76(9,02) 77(7,58) 78(23,52) 80(49,82) 82(9,19) | 120(0,089) 122(2,46) 123(0,87) 124(4,61) 125(6,99) 126(18,71) 128(33,79) 130(34,49) | 210* - - |
| , | 13,6182 | 10,3601 | 9,752 | 9,010 | 8,43 |
| , | 1,467 | 2,0772 | 2,0201 | 1,96 | 1,32 |
| 3,50 | 2,60 | 2,48 | 2,01 | 1,76 | |
| 1; 2; +2 | 2; +2; +4;+6 | 2; +2; +4; +6 | 2; +2; +4; +6 | 2; +2; +4 |
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| O | S | Se | Te | Po | |
| , | , | α-S ( ) | γ-Se (-, ) | β- (- ) | α- |
| , | , | , | , - | , - | |
| 2; 3 | S8 | Se∞ | Te∞ | ||
| , ρ, /3 (293 ) | 1,429 | 2,070 | 4,790 | 6,240 | 9,320 |
| , 0 | 218,2 | 449,7 | |||
| , 0 | 182,812 | 444,824 | 685,1 |
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| , | ||
| , t | Na2O2; MeO2 (Me = K, Rb, Cs); Me I-A Me2E; Me II-A MeE | |
| H2, t | O, S, Se → H2S; Te → ; Po → PoH2 | |
| Hal, t | O → O2F2 (, t = 1900C); S, Se, Te → S2Hal2, EHal2, EHal4, TeI4, EF6 (Hal = F, Cl, Br) | |
| O2, t | EO2 | |
| S, t | O → SO2; Se, Te →; Po → PoS | |
| N2, t ≥12000C | O2 → NO | |
| P, t | O → P4O6, P4O10; S → P4S3, P4S5, P4S7, P4S10; Se → P4Se, P2Se, P2Se5; Te → Te3P2 | |
| C, t | CE2 ( Po) |
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| , | ||
| H2O, t ≤1000C | S → H2S + H2SO3; Te → TeO2; Se, → | |
| H2SO4() | S, Se, Te → EO2; Po → PoSO4 | |
| H2SO4() | → PoSO4 | |
| HNO3() | S → H2SO4; Se, Te → H2EO3; Po → Po(NO3)4 | |
| HNO3() | ||
| HCl() | → PoCl2 | |
| HF() | → PoF2 | |
| NaOH (, ) | S, Se, Te → Na2E + Na2EO3; → |
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| |
| O | 1) . 2) . , . , , . 3) 2 , 3 . |
| S | 1) : , - , . 2) , , 2S , ; S2 (IV) , 0,03 0,05 1 3 , , . |
| Se | 1) , . 2) . |
| Te | 1) . 2) . |
| Po | 1) . 2) . |
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