एस्टेटीन
| chitr:Icon-edit.gif | is lekh ka punarikshan evan sampadan hona avashyak hai. ap isamean sahayata kar sakate haian. "sujhav" |
thumb|estetin (aangrezi:Astatine) estetin avart sarani ka ek rediyosakriy tatv hai jo atyant hi asthayi hota hai. estetin ka pratikanusar 'At' tatha paramanu sankhya 85 hoti hai. estetin ka ilektr aaunik vinyas 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2 4d10 5p6 4f14 5d10 6s2 6p5 hota hai. estetin thos adhatuoan mean sabase bhari tattv hai. yah bhooparat mean sabase kam matra mean paya jane vala tattv hai.
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tika tippani aur sandarbh
sanbandhit lekh
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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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