plutonianpluvial
Plutonium (English)
Contributed by: Tapan K Sarma(তপন কুমাৰ শৰ্মা) on 2015-12-03
1. Chemistry(Material Noun-Neuter) Plutonium is a transuranic radioactive chemical element with symbol Pu and atomic number 94. It is an actinide metal of silvery-gray appearance that tarnishes when exposed to air, and forms a dull coating when oxidized. এক তেজস্কিয় মৌল৷ পাৰমাণবিক সংখ্যা ৯৪৷ ইউৰেনিয়াম উত্তৰ মৌল৷