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List

[edit]

Period: 2024-09-01 to 2024-09-30

Total views: 5,816,010

Updated: 11:36, 6 October 2024 (UTC)

Rank Page title Views Daily average Assessment Importance
1 Periodic table 337,733 11,257 FA Top
2 Gold 108,168 3,605 B Top
3 Hydrogen 84,176 2,805 FA Top
4 Aluminium 77,995 2,599 GA Top
5 Magnesium 70,305 2,343 B Top
6 Mercury (element) 67,232 2,241 GA Top
7 Copper 67,220 2,240 GA Top
8 Iron 65,895 2,196 GA Top
9 Atom 63,500 2,116 B Mid
10 Oxygen 62,378 2,079 FA Top
11 Lithium 61,919 2,063 GA Top
12 Potassium 61,589 2,052 GA Top
13 Tungsten 60,185 2,006 GA Top
14 Sulfur 59,189 1,972 B Top
15 Lead 59,070 1,969 FA Top
16 Nitrogen 57,145 1,904 GA Top
17 Carbon 54,852 1,828 GA Top
18 Sodium 54,459 1,815 GA Top
19 Uranium 52,550 1,751 B Top
20 List of chemical elements 52,375 1,745 List Top
21 Titanium 51,734 1,724 B Top
22 Silver 51,456 1,715 GA Top
23 Silicon 50,689 1,689 GA Top
24 Helium 49,569 1,652 B Top
25 Platinum 48,796 1,626 GA Top
26 Chlorine 47,967 1,598 GA Top
27 Phosphorus 47,965 1,598 B Top
28 Antimony 47,233 1,574 GA High
29 Arsenic 46,926 1,564 B Top
30 Chemical element 46,504 1,550 C Top
31 Bismuth 45,547 1,518 GA High
32 Tin 45,468 1,515 B Top
33 Beryllium 44,295 1,476 GA High
34 Zinc 44,089 1,469 FA Top
35 Metal 41,323 1,377 C Top
36 Oganesson 39,920 1,330 FA High
37 Palladium 39,435 1,314 B High
38 Chromium 38,399 1,279 GA Top
39 Cobalt 37,985 1,266 GA Top
40 Isotope 37,382 1,246 C High
41 Iodine 37,338 1,244 GA Top
42 Selenium 37,237 1,241 GA Top
43 Boron 36,822 1,227 GA Top
44 Plutonium 36,153 1,205 FA Top
45 Bromine 35,650 1,188 GA Top
46 Noble gas 35,533 1,184 FA High
47 Manganese 35,226 1,174 B Top
48 Calcium 33,855 1,128 GA Top
49 Nickel 33,381 1,112 GA Top
50 Radon 33,272 1,109 B Top
51 Atomic number 33,215 1,107 C Top
52 Neon 32,443 1,081 B Top
53 Dmitri Mendeleev 31,994 1,066 B Top
54 Thorium 31,217 1,040 FA High
55 Group (periodic table) 30,940 1,031 C Mid
56 Tritium 30,733 1,024 B Mid
57 Osmium 29,738 991 GA High
58 Molybdenum 29,179 972 GA High
59 Fluorine 29,042 968 FA Top
60 Argon 28,750 958 B Top
61 Iridium 28,732 957 B High
62 Alchemical symbol 27,926 930 List Low
63 Deuterium 27,665 922 B Mid
64 Gallium 27,355 911 GA High
65 Radium 27,048 901 B High
66 Electron configurations of the elements (data page) 26,790 893 List High
67 Caesium 26,476 882 FA High
68 Rare-earth element 26,370 879 C Mid
69 Half-life 24,158 805 C Mid
70 Polonium 24,084 802 GA High
71 Activated carbon 23,547 784 C Low
72 Radiocarbon dating 23,154 771 FA High
73 Alkali metal 23,101 770 GA High
74 Vanadium 22,577 752 GA High
75 Nonmetal 21,911 730 GA Mid
76 Californium 21,830 727 FA Mid
77 Rhodium 21,389 712 GA High
78 Transition metal 21,280 709 B Mid
79 Extended periodic table 21,123 704 B Mid
80 Sterling silver 21,009 700 B Low
81 Caesium-137 20,746 691 C Low
82 Tantalum 20,573 685 GA High
83 Age of Earth 20,303 676 B Mid
84 Isotopes of hydrogen 20,257 675 List Low
85 Xenon 20,236 674 FA High
86 Ununennium 20,056 668 GA Low
87 Astatine 19,849 661 FA Mid
88 Uranium-235 19,751 658 Start Low
89 Zirconium 19,486 649 GA High
90 Krypton 19,471 649 GA High
91 Francium 19,376 645 FA High
92 Lanthanide 18,742 624 B Mid
93 Halogen 18,655 621 B High
94 Germanium 18,566 618 FA Top
95 Tennessine 18,504 616 FA Mid
96 Moscovium 18,486 616 GA Mid
97 Thallium 18,384 612 GA High
98 Metalloid 18,008 600 FA Mid
99 Cadmium 17,698 589 GA High
100 Abundance of the chemical elements 17,516 583 B High
101 Strontium 17,071 569 GA High
102 Technetium 16,990 566 FA Top
103 Chemical symbol 16,900 563 List High
104 Barium 16,783 559 GA High
105 Atomic mass 16,536 551 C Top
106 Oxidation state 15,899 529 B Low
107 Alkaline earth metal 15,528 517 B Mid
108 Scandium 15,289 509 GA High
109 Tellurium 15,249 508 GA High
110 Yttrium 15,213 507 FA High
111 Helium-3 15,191 506 B Mid
112 Niobium 15,118 503 FA High
113 Uranium-238 14,768 492 C Mid
114 Neodymium 14,324 477 B High
115 Cobalt-60 14,256 475 C Low
116 Block (periodic table) 14,162 472 C Mid
117 Period (periodic table) 14,160 472 C Mid
118 Indium 14,097 469 GA High
119 Americium 13,928 464 GA Mid
120 Rubidium 13,681 456 GA High
121 Carbon-14 13,508 450 B High
122 Ruthenium 13,338 444 GA High
123 Red mercury 13,320 444 Start Low
124 Hydrogen atom 13,284 442 C Low
125 Heavy metal (elements) 13,226 440 FA Mid
126 Actinide 13,217 440 GA Mid
127 History of the periodic table 13,144 438 C Mid
128 Gold mining 13,009 433 C Mid
129 Abundance of elements in Earth's crust 12,972 432 List Mid
130 Lise Meitner 12,304 410 FA Low
131 Gadolinium 12,181 406 C High
132 Atomic radius 12,070 402 C Low
133 Island of stability 11,956 398 FA Mid
134 Periodic trends 11,927 397 C Low
135 Livermorium 11,804 393 GA Mid
136 Einsteinium 11,758 391 GA Mid
137 Synthetic element 11,740 391 C Mid
138 White phosphorus 11,536 384 C Low
139 Discovery of chemical elements 11,507 383 C High
140 Promethium 11,437 381 GA Mid
141 Plutonium-239 11,033 367 C Low
142 Rhenium 10,828 360 GA High
143 Lanthanum 10,539 351 GA Mid
144 Hafnium 10,414 347 GA High
145 Allotropy 10,163 338 C Low
146 Noble metal 9,949 331 C Mid
147 Nihonium 9,753 325 FA Mid
148 Radionuclide 9,605 320 C Low
149 Neptunium 9,502 316 GA Mid
150 Flerovium 9,391 313 GA Mid
151 Cerium 9,388 312 B Mid
152 Unobtainium 9,321 310 C Low
153 Iodine-131 9,307 310 B Low
154 Metallic hydrogen 9,180 306 B Low
155 Allotropes of carbon 9,123 304 C Low
156 Unbinilium 9,006 300 GA Low
157 Samarium 8,985 299 GA High
158 Glenn T. Seaborg 8,962 298 GA Mid
159 Copernicium 8,775 292 GA Mid
160 Curium 8,652 288 GA Mid
161 Primordial nuclide 8,572 285 Start Low
162 Lutetium 8,541 284 GA Mid
163 Molar ionization energies of the elements 8,500 283 List Low
164 Mercury 8,443 281 Disambig NA
165 Mineral (nutrient) 8,411 280 B Mid
166 Chalcogen 8,406 280 B Mid
167 Radiometric dating 8,399 279 B Mid
168 Atomic radii of the elements (data page) 8,271 275 List Low
169 Seaborgium 8,167 272 GA Mid
170 Post-transition metal 8,040 268 B Low
171 Otto Hahn 8,035 267 GA Low
172 Praseodymium 7,807 260 GA High
173 Polonium-210 7,780 259 B Mid
174 Roentgenium 7,610 253 GA Mid
175 Actinium 7,585 252 GA Mid
176 Ytterbium 7,537 251 GA Mid
177 Pnictogen 7,407 246 B Mid
178 Strontium-90 7,397 246 C Low
179 Isotopes of uranium 7,345 244 List Low
180 Carbon-12 7,338 244 Start Low
181 Prices of chemical elements 7,325 244 List Low
182 Lawrencium 7,298 243 GA Mid
183 Americium-241 7,220 240 C Low
184 Technetium-99m 7,197 239 B Low
185 Europium 7,115 237 GA Mid
186 Isotopes of lithium 7,106 236 List Low
187 Isotopes of carbon 6,916 230 List Low
188 Protactinium 6,804 226 GA Mid
189 List of radioactive nuclides by half-life 6,751 225 List Low
190 Dysprosium 6,739 224 GA Mid
191 Fissile material 6,730 224 C Low
192 Isotopes of thorium 6,700 223 List Low
193 Rutherfordium 6,657 221 GA Mid
194 Darmstadtium 6,633 221 GA Mid
195 Thulium 6,552 218 GA Mid
196 Platinum group 6,530 217 C Low
197 Fermium 6,214 207 GA Mid
198 List of fictional elements, materials, isotopes and subatomic particles 6,212 207 List Low
199 Meitnerium 6,110 203 GA Mid
200 Neutronium 6,047 201 C Low
201 Potassium-40 5,969 198 C Mid
202 Erbium 5,968 198 B Mid
203 Hassium 5,966 198 FA Mid
204 Holmium 5,882 196 GA Mid
205 Electronegativities of the elements (data page) 5,869 195 List Low
206 Decay chain 5,847 194 C Low
207 Allotropes of oxygen 5,838 194 C Low
208 Isotopes of oxygen 5,830 194 List Low
209 Nobelium 5,812 193 GA Mid
210 Berkelium 5,786 192 GA Mid
211 Terbium 5,594 186 GA Mid
212 Dubnium 5,574 185 FA Mid
213 List of gold nuggets by size 5,541 184 Start Low
214 Isotopes of helium 5,528 184 List Low
215 Nucleosynthesis 5,479 182 C Low
216 Isotopes of lead 5,420 180 List Low
217 Table of nuclides 5,409 180 List Mid
218 Stable nuclide 5,343 178 C Low
219 Nuclear isomer 5,322 177 C High
220 Transuranium element 5,293 176 C Low
221 Allotropes of iron 5,287 176 C Low
222 Types of periodic tables 5,286 176 B Low
223 Yuri Oganessian 5,272 175 C Mid
224 Mendelevium 5,262 175 GA Mid
225 History of aluminium 5,157 171 FA Low
226 Austenite 5,146 171 C Low
227 Isotopes of nitrogen 5,136 171 List Low
228 Unbiunium 5,102 170 GA Low
229 Aluminum 5,013 167 Redirect NA
230 List of elements by stability of isotopes 4,984 166 List Mid
231 Isotopes of chlorine 4,971 165 List Low
232 Bohrium 4,923 164 GA Mid
233 Plutonium-238 4,916 163 C Low
234 Standard atomic weight 4,886 162 Start High
235 Helium-4 4,885 162 C Low
236 Main-group element 4,862 162 Start Mid
237 CHNOPS 4,637 154 Start Low
238 Nuclide 4,635 154 C Low
239 Carbon-13 4,542 151 C Low
240 Positronium 4,500 150 C Low
241 List of chemical element name etymologies 4,444 148 List Low
242 List of chemical elements named after places 4,417 147 List Mid
243 Allotropes of phosphorus 4,364 145 B Low
244 Isotopes of caesium 4,306 143 List Low
245 Naming of chemical elements 4,303 143 Start Mid
246 Natural hydrogen 4,225 140 C Low
247 Iron in folklore 4,038 134 Start Low
248 Red phosphorus 3,951 131 C Low
249 Carbon compounds 3,910 130 C Mid
250 Mendeleev's predicted elements 3,885 129 C High
251 Native metal 3,854 128 C Low
252 Hardnesses of the elements (data page) 3,809 126 List Low
253 Carbon group 3,738 124 C Mid
254 Unbibium 3,710 123 GA Low
255 Helium atom 3,688 122 C Low
256 Isotopes of sodium 3,685 122 List Low
257 Boron group 3,643 121 B Low
258 Isotopes of iron 3,639 121 List Low
259 Metals of antiquity 3,628 120 Start Low
260 Isotopes of iodine 3,621 120 List Low
261 List of chemical elements named after people 3,601 120 List Mid
262 Thorium-232 3,596 119 Start Low
263 Group 3 element 3,543 118 GA Low
264 Cosmic ray spallation 3,470 115 Stub Low
265 Superheavy element 3,451 115 C Low
266 Isobar (nuclide) 3,428 114 Start Low
267 Ionization energies of the elements (data page) 3,426 114 List Low
268 Isotopes of xenon 3,416 113 List Low
269 Uranium-233 3,252 108 C Low
270 Solid nitrogen 3,218 107 C Mid
271 Bismuth-209 3,175 105 B Low
272 Toxic heavy metal 3,168 105 C Mid
273 Selenium in biology 3,146 104 C Low
274 Fluorine-18 3,123 104 Start Low
275 Isotopes of nickel 3,103 103 List Low
276 Isotopes of boron 3,077 102 List Low
277 Isotopes of cobalt 3,058 101 List Low
278 Group 11 element 3,024 100 C Low
279 Antihydrogen 3,009 100 C Low
280 Unbitrium 2,989 99 Redirect Low
281 Coinage metals 2,935 97 Start Low
282 Properties of metals, metalloids and nonmetals 2,870 95 C Mid
283 Uranium–lead dating 2,852 95 Start Low
284 Solid hydrogen 2,829 94 Start Low
285 Melting points of the elements (data page) 2,814 93 List Low
286 Absolute dating 2,792 93 C Mid
287 Isotopes of beryllium 2,776 92 List Low
288 Isotopes of gold 2,745 91 List Low
289 Lanthanide contraction 2,724 90 C Low
290 Radium-226 2,691 89 Start NA
291 Electron affinity (data page) 2,681 89 List Low
292 Goldschmidt classification 2,643 88 Start Low
293 Oxygen-18 2,618 87 C Low
294 Isotopes of tellurium 2,607 86 List Low
295 Technetium-99 2,564 85 C Low
296 Refractory metals 2,482 82 B Low
297 Plutonium-244 2,474 82 Start Low
298 Isotopes of plutonium 2,425 80 List Low
299 Group 4 element 2,423 80 GA Low
300 Isotopes of argon 2,401 80 List Low
301 Isotopes of sulfur 2,355 78 List Low
302 Isotopes of silicon 2,352 78 List Low
303 Unbihexium 2,344 78 GA Low
304 Isotopes of barium 2,331 77 List Low
305 Isotopes of bismuth 2,318 77 List Low
306 Isotopes of magnesium 2,288 76 List Low
307 Isotopes of neptunium 2,283 76 List Low
308 Xenon-135 2,269 75 C Low
309 Diagonal relationship 2,267 75 Start Low
310 Allotropes of sulfur 2,254 75 B Low
311 Isotopes of calcium 2,253 75 List Low
312 Isotopes of copper 2,248 74 List Low
313 Isotopes of fluorine 2,234 74 List Low
314 Phosphorus-32 2,233 74 C Low
315 Δ13C 2,213 73 C Low
316 Isotopes of radium 2,125 70 List Low
317 Radon-222 2,095 69 Start Low
318 Isotopes of polonium 2,076 69 List Low
319 Yttrium-90 2,062 68 Start Low
320 Uranium-236 2,046 68 C Low
321 List of countries by silicon production 2,044 68 List Low
322 Iridium-192 2,034 67 Start Low
323 Actinium-225 2,026 67 C Low
324 Uranium-234 2,008 66 Start Low
325 Period 2 element 2,001 66 B Low
326 Isotopes of thallium 2,000 66 List Low
327 Group 8 element 1,976 65 C Low
328 Isotopes of tungsten 1,956 65 List Low
329 Group 12 element 1,955 65 GA Low
330 Group 6 element 1,944 64 C Low
331 Iron-56 1,937 64 Start Low
332 Isotopes of potassium 1,932 64 List Low
333 Argentium sterling silver 1,916 63 Start Low
334 Isotopes of tin 1,893 63 List Low
335 Group 5 element 1,885 62 GA Low
336 Cesium 1,880 62 Redirect NA
337 Isotopes of neon 1,875 62 List Low
338 Isotopes of phosphorus 1,874 62 List Low
339 Isotopes of bromine 1,869 62 List Low
340 Isotopes of strontium 1,865 62 List Low
341 Group 7 element 1,842 61 B Low
342 Period 4 element 1,834 61 C Low
343 Densities of the elements (data page) 1,817 60 List Low
344 Period 6 element 1,807 60 C Low
345 Tin pest 1,792 59 C Low
346 Valley of stability 1,789 59 B Low
347 Natural uranium 1,785 59 Start Mid
348 Oxygen-16 1,778 59 Stub Mid
349 Muonium 1,727 57 Stub Low
350 Plutonium-241 1,708 56 Start Low
351 List of CAS numbers by chemical compound 1,704 56 List Low
352 Period 3 element 1,686 56 C Low
353 Aluminium-26 1,679 55 Start Low
354 Isotopes of silver 1,668 55 List Low
355 Period 7 element 1,666 55 C Low
356 Isotopes of protactinium 1,658 55 List Low
357 Trace radioisotope 1,655 55 Stub Low
358 Isotopes of krypton 1,626 54 List Low
359 Light metal 1,589 52 Stub Low
360 Nuclear drip line 1,539 51 C Low
361 Isotopes of aluminium 1,530 51 List Low
362 Isotopes of zirconium 1,514 50 List Low
363 Isotopes of zinc 1,505 50 List Low
364 Isotopes of tantalum 1,503 50 List Low
365 Isotopes of americium 1,499 49 List Low
366 Iodine-125 1,499 49 C Low
367 Isotopes of gallium 1,455 48 List Low
368 Nitrogen compounds 1,451 48 B Mid
369 Isotopes of molybdenum 1,449 48 List Low
370 Boiling points of the elements (data page) 1,439 47 List Low
371 Radium-223 1,432 47 C Low
372 Isotopes of mercury 1,424 47 List Low
373 Isotopes of titanium 1,423 47 List Low
374 Isotopes of rubidium 1,415 47 List Low
375 Dividing line between metals and nonmetals 1,415 47 B Low
376 Iodine-123 1,413 47 C Low
377 Beryllium-8 1,405 46 Start Low
378 Systematic element name 1,394 46 Start Low
379 Isotopes of radon 1,383 46 List Low
380 Isotopes of curium 1,371 45 List Low
381 Isotopes of chromium 1,353 45 List Low
382 Isotopes of lutetium 1,336 44 List Low
383 Fission products (by element) 1,312 43 List Low
384 List of nuclides 1,312 43 List Low
385 Isotopic labeling 1,305 43 C Mid
386 Period 5 element 1,303 43 C Low
387 Lithium atom 1,303 43 Stub Low
388 Krypton-85 1,288 42 C Low
389 Plutonium-240 1,283 42 Start Low
390 Chlorine-37 1,272 42 C Low
391 Stable isotope ratio 1,257 41 Start Low
392 Occurrence of thorium 1,255 41 Start Low
393 Calcium-48 1,249 41 Start Low
394 Gold compounds 1,244 41 B Low
395 Synthetic radioisotope 1,222 40 Start Mid
396 Isotopes of californium 1,213 40 List Low
397 Sulphur 1,208 40 Redirect NA
398 Symbol (chemistry) 1,206 40 Redirect NA
399 Periodic table (crystal structure) 1,198 39 List Low
400 Fluorine compounds 1,196 39 B Low
401 Isotopes of samarium 1,183 39 List Low
402 Gold-198 1,166 38 Start Low
403 Isotopes of platinum 1,161 38 List Low
404 Isotopes of palladium 1,143 38 List Low
405 Commonly used gamma-emitting isotopes 1,133 37 C Low
406 Technetium-99m generator 1,129 37 Start Low
407 Chemical elements in East Asian languages 1,127 37 Start Low
408 Isotopes of cadmium 1,120 37 List Low
409 Isotopes of antimony 1,117 37 List Low
410 Oxygen-17 1,111 37 Start Low
411 Xenon compounds 1,104 36 B Low
412 Periodic table (electron configurations) 1,088 36 List Low
413 Free element 1,086 36 Stub Low
414 Vapor pressures of the elements (data page) 1,082 36 List Low
415 Chlorine-36 1,080 36 Start Low
416 Isotopes of iridium 1,063 35 List Low
417 Cosmogenic nuclide 1,038 34 Start Low
418 Monoisotopic element 1,031 34 C Low
419 Iodine-129 1,020 34 C Low
420 D-block 1,017 33 Redirect NA
421 Isotopes of selenium 1,016 33 List Low
422 Period 1 element 1,013 33 GA Low
423 Isotopes of europium 1,008 33 List Low
424 Group 10 element 1,001 33 C Low
425 Isotopes of ruthenium 997 33 List Low
426 Isotopes of germanium 989 32 List Low
427 Isotopes of technetium 985 32 List Low
428 Group 9 element 983 32 C Low
429 Isotopes of actinium 983 32 List Low
430 Silicon compounds 970 32 B Mid
431 Albert Ghiorso 957 31 C Mid
432 Copper production in India 956 31 Start Low
433 Isotopes of manganese 936 31 List Low
434 Transfermium Wars 934 31 Start Low
435 Gold parting 925 30 B Low
436 Uranium-232 921 30 Stub Low
437 Isotopes of astatine 914 30 List Low
438 Tellurium-128 908 30 Redirect NA
439 Copper-64 894 29 C Low
440 Iron-55 891 29 C Low
441 Speeds of sound of the elements 889 29 List Low
442 Caesium-133 889 29 Redirect NA
443 Zinc compounds 884 29 C Mid
444 Sulfur compounds 877 29 Start Mid
445 Continent of stability 877 29 Stub Low
446 Iron compounds 875 29 B Mid
447 Beryllium-10 871 29 Start Low
448 List of chemical element naming controversies 850 28 List Low
449 Lead compounds 848 28 B Mid
450 Names for sets of chemical elements 845 28 List Low
451 Unbiquadium 845 28 GA Low
452 Isotopes of hafnium 840 28 List Low
453 Isotopes of francium 825 27 List Low
454 Isotopes of oganesson 811 27 List Low
455 History of fluorine 802 26 B Low
456 Electrical resistivities of the elements (data page) 797 26 List Low
457 Chromium compounds 793 26 B Mid
458 Nickel-62 790 26 Start Low
459 Hydrogen compounds 771 25 B Mid
460 Periodic Videos 767 25 Start Low
461 Isotopes of osmium 751 25 List Low
462 Copper compounds 750 25 C Mid
463 Isotopes of indium 744 24 List Low
464 Isotopes of scandium 744 24 List Low
465 Isotopes of vanadium 738 24 List Low
466 Lists of metalloids 732 24 List Low
467 Nitrogen-13 719 23 Start Low
468 Isotopes of arsenic 718 23 List Low
469 Isotopes of neodymium 717 23 List Low
470 Isotopes of rhenium 716 23 List Low
471 Mass excess 711 23 Start Mid
472 Indium-111 710 23 Start NA
473 Isotopes of gadolinium 700 23 List Low
474 Delftia acidovorans 699 23 Start Low
475 Alexandre-Émile Béguyer de Chancourtois 695 23 B Low
476 Isotopes of ytterbium 687 22 List Low
477 Abundances of the elements (data page) 683 22 List Low
478 Protonium 659 21 Start Low
479 Isotopic signature 658 21 Start Low
480 Coronium 656 21 Start Low
481 Isotopes of yttrium 655 21 List Low
482 Isotopes of livermorium 655 21 List Low
483 Isotopes of niobium 649 21 List Low
484 F-block 642 21 Redirect NA
485 Hard carbon 639 21 Stub Low
486 S-block 637 21 Redirect NA
487 Allotropes of plutonium 635 21 Start Low
488 Isotopes of flerovium 632 21 List Low
489 Element collecting 626 20 C Low
490 Silver compounds 623 20 B Mid
491 Isotopes of cerium 606 20 List Low
492 Tungsten-180 606 20 Redirect NA
493 Sodium compounds 605 20 B Mid
494 Ausenium and hesperium 603 20 Start Low
495 Isotopes of lanthanum 600 20 List Low
496 Behavior of nuclear fuel during a reactor accident 599 19 C Low
497 Rubidium-82 598 19 C Low
498 Iodine compounds 590 19 B Low
499 Isotopes of promethium 579 19 List Low
500 Helion (chemistry) 579 19 Stub Low