Относительные молекулярные массы некоторых соединений
(округленные)
O2- | OH- | Cl- | Br- | I- | NO3- | S2- | SO32- | SO42- | CO32- | PO43- | SiO32- | |
H+ | 18 | 36,5 | 81 | 128 | 63 | 34 | 82 | 98 | 62 | 98 | 78 | |
NH4+ | 35 | 53,5 | 98 | 145 | 80 | 68 | 116 | 132 | 96 | 149 | 112 | |
Na+ | 62 | 40 | 58,5 | 103 | 150 | 85 | 78 | 126 | 142 | 106 | 164 | 122 |
K+ | 94 | 56 | 74,5 | 119 | 166 | 101 | 110 | 158 | 174 | 138 | 212 | 154 |
Ba2+ | 153 | 171 | 208,0 | 197 | 391 | 261 | 169 | 217 | 233 | 197 | 601 | 213 |
Ca2+ | 56 | 74 | 111,0 | 200 | 294 | 164 | 72 | 120 | 136 | 100 | 310 | 116 |
Mg2+ | 40 | 58 | 95,0 | 184 | 278 | 148 | 56 | 104 | 120 | 84 | 262 | 100 |
Al3+ | 102 | 78 | 133,5 | 267 | 408 | 213 | 150 | 294 | 342 | 234 | 122 | 282 |
Cr3+ | 152 | 103 | 158,5 | 292 | 433 | 238 | 200 | 344 | 392 | 284 | 147 | 332 |
Fe2+ | 72 | 90 | 127,0 | 216 | 310 | 180 | 88 | 136 | 152 | 116 | 358 | 132 |
Fe3+ | 160 | 107 | 162,5 | 296 | 437 | 242 | 208 | 352 | 400 | 292 | 151 | 340 |
Mn2+ | 71 | 89 | 126,0 | 215 | 309 | 179 | 87 | 135 | 151 | 115 | 355 | 131 |
Zn2+ | 81 | 99 | 136,0 | 225 | 319 | 189 | 97 | 145 | 161 | 125 | 385 | 141 |
Cu2+ | 80 | 98 | 135,0 | 224 | 318 | 188 | 96 | 144 | 160 | 124 | 382 | 140 |
Ag+ | 232 | 125 | 143,5 | 188 | 235 | 170 | 248 | 296 | 312 | 276 | 419 | 292 |
Pb2+ | 223 | 241 | 278,0 | 367 | 461 | 331 | 239 | 287 | 303 | 267 | 811 | 283 |