Helium

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Helium
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Helium ek chemical element hae, jiske chemical symbol He aur atomic number 2 hae. Ii bina rang ke ek gas hae, jon ki duusra element re react nai hoe hae. Iske halluk hoe ke kaaran, iske baloon me kaam e lawa jaawe hae.

More information Atomic Structure, Periodic Table ...
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Because it is very light, helium is the gas of choice to fill airships such as the Goodyear blimp
Helium laser
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Periodic table
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 Nh Fl Mc Lv Ts Og
Alkali metals Alkaline earth metals Lanthanide Actinoids Transition metals Other metals Metalloids Other nonmetals Halogens Noble gases
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