1. Karfe mafi tsarki
Jamusanci: Jamusancitsarkakewa ta hanyar fasahar narkewar yanki, tare da tsabtar "13 nines" (99.99999999999%)
2. Karfe da ya fi kowa
Aluminum: Yawansa yana da kusan kashi 8% na ɓawon burodi na duniya, kuma ana samun mahadi na aluminum a ko'ina cikin duniya. Ƙasar al'ada kuma ta ƙunshi abubuwa da yawaaluminum oxide
3. Mafi qarancin adadin karfe
Polonium: Jimlar adadin da ke cikin ɓawon ƙasa yana da ƙanƙanta.
4. Karfe mafi sauki
Lithium: daidai da rabin nauyin ruwa, yana iya iyo ba kawai a saman ruwa ba, har ma a cikin kananzir.
5. Mafi wahalar narkewa karfe
TungstenMatsayin narkewa shine 3410 ℃, wurin tafasa shine 5700 ℃. Lokacin da hasken lantarki ke kunne, zafin filament ya kai sama da 3000 ℃, kuma tungsten ne kawai zai iya jure irin wannan yanayin zafi. Kasar Sin ita ce kasa mafi girma a duniya wajen ajiyar kayayyakin tungsten, galibi ta kunshi scheelite da scheelite.
6. Karfe tare da mafi ƙarancin narkewa
Mercury: Matsayin daskarewa shine -38.7 ℃.
7. Karfe tare da mafi girman yawan amfanin ƙasa
Iron: Iron shi ne karfen da ake samar da shi a duk shekara, inda ake noman danyen karafa a duniya ya kai ton biliyan 1.6912 a shekarar 2017. A halin yanzu, iron shi ne na biyu mafi yawan karafa a cikin ɓawon burodin duniya.
8. Karfe da ke iya shakar iskar gas
Palladium: A dakin zafin jiki, daya girma napalladiumkarfe na iya sha 900-2800 na hydrogen gas.
9. Mafi kyawun nunin ƙarfe
Zinariya: gram 1 na gwal za a iya jawo shi cikin filament mai tsayin mita 4000; Idan an haɗe shi cikin foil na zinari, kauri zai iya kaiwa 5 × 10-4 millimeters.
10. Karfe tare da mafi kyawun ductility
Platinum: Wayar platinum mafi sirara tana da diamita na 1/5000mm kawai.
11. Karfe tare da mafi kyawun aiki
Azurfa: Ƙarfin sa ya ninka na mercury sau 59.
12. Mafi yawan sinadarin karfe a jikin dan adam
Calcium: Calcium shine mafi yawan sinadarin karfe a jikin dan adam, wanda ya kai kusan kashi 1.4% na nauyin jiki.
13. The saman ranked mika mulki karfe
Scandium: Tare da lambar atomic na 21 kawai,scandiumne saman ranked mika mulki karfe
14. Karfe mafi tsada
Californium (k ā i): A cikin 1975, duniya ta ba da kusan gram 1 na californium kawai, tare da farashin kusan dalar Amurka biliyan 1 kowace gram.
15. Mafi sauƙaƙan abin da ake amfani da shi na superconducting
Niobium: Lokacin da aka sanyaya zuwa matsanancin zafin jiki na 263.9 ℃, zai lalace zuwa superconductor tare da kusan babu juriya.
16. Karfe mafi nauyi
Osmium: Kowane centimita cubic na osmium yana da nauyin gram 22.59, kuma yawansa ya kai kusan ninki biyu na gubar da baƙin ƙarfe sau uku.
17. Karfe tare da taurin mafi ƙasƙanci
Sodium: Taurinsa na Mohs shine 0.4, kuma ana iya yanke shi da ƙaramin wuka a zafin jiki.
18. Karfe tare da taurin mafi girma
Chromium: Chromium (Cr), wanda kuma aka fi sani da "hard bone", wani farin ƙarfe ne na azurfa wanda yake da matuƙar wuya kuma yana karye. Taurin Mohs shine 9, na biyu kawai zuwa lu'u-lu'u.
19. Karfe na farko da aka yi amfani da shi
Copper: Kamar yadda bincike ya nuna, farkon kayayyakin tagulla a kasar Sin yana da tarihin sama da shekaru 4000.
20. Karfe tare da mafi girman kewayon ruwa
GalliumMatsayinsa na narkewa shine 29.78 ℃ kuma wurin tafasa shine 2205 ℃.
21. Karfe wanda ya fi dacewa don samar da halin yanzu a karkashin haske
Cesium: Babban amfani da shi shine wajen samar da nau'ikan hotuna daban-daban.
22. Mafi aiki kashi a alkaline duniya karafa
Barium: Barium yana da babban aiki na sinadarai kuma shine mafi aiki a tsakanin ƙananan ƙarfe na ƙasa. Ba a rarraba shi azaman ƙarfe ba sai 1808.
23. Karfe wanda ya fi jin sanyi
Tin: Lokacin da zafin jiki ya kasa -13.2 ℃, tin ya fara karya; Lokacin da zafin jiki ya faɗi ƙasa -30 zuwa -40 ℃, nan da nan ya zama foda, al'amarin da aka fi sani da "annobar kwano"
24. Karfe mafi guba ga mutane
Plutonium: Cutar sankarau ta ninka sau miliyan 486 fiye da na arsenic, kuma ita ce mafi ƙarfi ta carcinogen. 1 × 10-6 grams na plutonium na iya haifar da ciwon daji a cikin mutane.
25. Mafi yawan sinadarin rediyoaktif a cikin ruwan teku
Uranium: Uranium shine mafi girman sinadari na rediyo da aka adana a cikin ruwan teku, wanda aka kiyasta ya kai tan biliyan 4, wanda ya ninka adadin uranium sau 1544 da aka adana a kasa.
26. Abun da ke da mafi girman abun ciki a cikin ruwan teku
Potassium: Potassium yana samuwa a cikin nau'i na potassium ions a cikin ruwan teku, tare da abun ciki na kimanin 0.38g/kg, wanda ya sa ya zama mafi girma a cikin ruwan teku.
27. Ƙarfe tare da mafi girman lambar atom tsakanin abubuwan barga
Lead: Lead yana da mafi girman lambar atomic a tsakanin dukkan abubuwan sinadarai masu tsayayye. Akwai tsayayyen isotopes guda huɗu a cikin yanayi: gubar 204, 206, 207, da 208.
28. Mafi yawan karafa na rashin lafiyar mutum
Nickel: Nickel shine ƙarfe na al'ada na kowa, kuma kusan kashi 20% na mutane suna rashin lafiyar ions nickel.
29. Karfe mafi mahimmanci a sararin samaniya
Titanium: Titanium karfe ne mai launin toka mai launin toka wanda yake da nauyi mai nauyi, karfi mai karfi, da juriya mai kyau, kuma ana kiransa da "karfe na sararin samaniya".
30. Karfe mafi jure acid
Tantalum: Ba ya amsa da hydrochloric acid, maida hankali nitric acid, da aqua regia a karkashin duka sanyi da zafi yanayi. A kauri lalata a mayar da hankali sulfuric acid a 175 ℃ na shekara daya ne 0.0004 millimeters.
31. Karfe tare da mafi ƙarancin radius atomic
Beryllium: Karfe 89 na dare ne.
32. Karfe mafi juriya
Iridium: Iridium yana da tsayin daka sosai ga sinadarai ga acid kuma baya narkewa a cikin acid. Soso kawai kamar iridium a hankali yana narkewa a cikin ruwa mai zafi. Idan iridium yana cikin yanayi mai yawa, ko da tafasar aqua regia ba zai iya lalata shi ba.
33. Ƙarfe tare da launi na musamman
Copper: Tsaftataccen karfen jan karfe ne ja mai launin shudi
34. Karfe tare da mafi girman abun ciki na isotopic
Tin: Akwai tsayayyen isotopes guda 10
35. Karfe alkali mafi nauyi
Francium: An samo shi daga ruɓewar actinium, ƙarfe ne na rediyo mai aiki da ƙarfe mafi nauyi na alkali tare da dangin atomic mass na 223.
36. Karfe Na Karshe Da Mutane Suka Gano
Rhenium: Supermetallic rhenium wani sinadari ne da ba kasafai ake samunsa ba, kuma baya samar da tsayayyen ma'adinai, yawanci tare da sauran karafa. Wannan ya sa ya zama kashi na ƙarshe da ɗan adam ya gano a yanayi.
37. Ƙarfe mafi mahimmanci a dakin da zafin jiki
Mercury: A dakin da zafin jiki, karafa suna cikin m yanayi, kuma mercury kawai ya fi na musamman. Shi ne kawai karfen ruwa a yanayin zafi.
Lokacin aikawa: Satumba-11-2024