सीरियम
| chitr:Icon-edit.gif | is lekh ka punarikshan evan sampadan hona avashyak hai. ap isamean sahayata kar sakate haian. "sujhav" |
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siriyam (aangrezi:Cerium) avart sarani ke 'lenthenaid shreni' ka dvitiy tattv hai. siriyam ka pratik 'Ce' tatha paramanu sankhya 58 hai. siriyam ka paramanu bhar140.13 hai. siriyam ka ilektr aaunik vinyas 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2 4d10 5p6 4f 5d 6s2 hota hai. yah viral mrida tatvoan ka ek pramukh sadasy hai tatha isake kloraid ko sodiyam athava maigneshiyam ke sath garam karane athava shuddh kloraid ko potaishiyam aur sodiyam kloraid ke sath milakar vidyut apaghatan dvara prapt kiya ja sakata hai.
siriyam lohe jaisa dikh p data hai. yah vidyut ka kuchalak hai. yah vishesh kathor dhatu nahian hai aur saralata se isake pattar banae ja sakate haian. yah kee dhatuoan ke sath milakar mishradhatuean banati haian. maignishiyam, jasta aur ailuminiyam ke sath anek mishradhatuean bani haian.
upayog
- gais meantaloan mean thoriyam ke sath isaki bhi alp matra kam mean ati hai.
- siriyam ki mishradhatuean gais laitar aur sigaret laitar ityadi banane ke kam ati haian.
- maigneshiyam tatha siriyam ki mishradhatuean, phleshalait paudar banane ke upayog mean ati haian.
- kuchh mishr dhatuean vidyut ilektrod banane ke kam ati haian.
- chashme ke kaanch banane mean.
- kap da rangane, charmakari tatha photographi mean yah kam ata hai.
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tika tippani aur sandarbh
sanbandhit lekh
| avart sarani | |||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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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varnamala kramanusar lekh khoj
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