सीसा
- REDIRECTsaancha:Infobox element
sisa athava laid (aangrezi:Lead) avart sarani ka ek tatv hai. sise ka pratikanusar 'Pb', paramanu sankhya 82 tatha paramanu bhar 207.21 hai. sise ka ilektr aaunik vinyas- 1s2, 2s2 2p6, 4s2 4p6 4d10 4f14, 5s2 5p6 5d10, 6s2 6p2 hai. avart sarani mean sise ka sthan- upavarg- IVA, avart- chhatha, bl aauk- p hai.
nishkarshan
sisa ka nishkarshan mukhyatah usake ayask gailana (PbS) se kiya jata hai. sisa sarvadhik sthayi tattv hai. yah ek aisa tattv hai jisase kagaz par likhane ka kam liya jata hai.
bhautik gun
- sisa ek mulayam nilapan liye bhoora dhatu hai.
- sise mean dhatuee chamak payi jati hai.
- sisa kagaz par nishan chho data hai.
- sisa ek bhari dhatu hai.
- isaka ghanatv 11.34, dravanaank - 327.4 °C tatha kvathanaank 1620 °C hota hai.
- yah tap aur vidyut ka kuchalak hota hai.
- yah ek ubhayadharmi dhatu hai.
sisa ayask
sisa ayask mukhyatah gailens namak khanij se prapt kiya jata hai aur yah prayah chaandi evan jaste ke sath mila rahata hai. yah vidyut ka kuchalak hone ke karan vibhinn udyogoan mean prayog kiya jata hai. isaka sarvadhik upayog lauh ispat udyog mean hota hai. bharat mean sise ka utpadan kam hota hai. atah ise sanyukt rajy amarika, aaustreliya, maiksiko, myaanmar adi deshoan se ayat kiya jata hai. desh mean lagabhag 23.26 lakh tan sise ka bhandar hai. 2006-07 ke dauran desh mean kul 109 hazar tan sise ka utpadan hua.
vyaparik star par isaki pramukh khane rajasthan mean javara namak sthan par haian. jahaan hindusthan jiank li. dvara utkhanan ka bhi kam kiya jata hai. rajasthan mean mochhiyamagara, baromagara tatha bhilava da zile ke dariba-rajapura kshetr mean bhi naye nikshep paye gaye haian. madhy pradesh mean durg zile ke chicholi kshetr se sisa prapt kiya jata hai.
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tika tippani aur sandarbh
sanbandhit lekh
| avart sarani | |||||||||||||||||||||||||||||||||||||||||
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| H | He | ||||||||||||||||||||||||||||||||||||||||
| Li | Be | B | C | N | O | F | Ne | ||||||||||||||||||||||||||||||||||
| Na | Mg | Al | Si | P | S | Cl | Ar | ||||||||||||||||||||||||||||||||||
| K | Ca | Sc | Ti | V | Cr | Mn | Fe | Co | Ni | Cu | Zn | Ga | Ge | As | Se | Br | Kr | ||||||||||||||||||||||||
| Rb | Sr | Y | Zr | Nb | Mo | Tc | Ru | Rh | Pd | Ag | Cd | In | Sn | Sb | Te | I | Xe | ||||||||||||||||||||||||
| Cs | Ba | La | Ce | Pr | Nd | Pm | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | Hf | Ta | W | Re | Os | Ir | Pt | Au | Hg | Tl | Pb | Bi | Po | At | Rn | ||||||||||
| Fr | Ra | Ac | Th | Pa | U | Np | Pu | Am | Cm | Bk | Cf | Es | Fm | Md | No | Lr | Rf | Db | Sg | Bh | Hs | Mt | Ds | Rg | Cn | Uut | Uuq | Uup | Lv | Uus | Uuo | ||||||||||
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