"Cobalt" ke revisions ke biich ke antar

1 byte added ,  9 years ago
koi badle ke summary nai hai
 
 
'''Cobalt''' ([[chemical symbol]] '''Co''') ek [[chemical element]] hae jiske [[atomic number]] 27 aur [[atomic mass]] 59 hae. Ii ek [[dhaatudhaatudhaatud|haatu (metal)]] hae.
 
==Properties==
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