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Tungsten is used in making of filament of the bulb.
it high high melting point.
it is metal.
the symbol of tungsten is w(wolfram)

i have edited . it may help u
plzz mark mine as bst
Molecular Weight: 183.84 g/mol
mark karo yrr
thanks jerry
It is a hard metal which is grey in colour.its atomic no. is 74. it is used to make  electric light filament
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