Structure of atom | JSC Science Chapter 6 | পরমানুর গঠন | Fahad Sir

In this tutorial Fahad Sir explained the structure of atom, isotope and its uses, electron configuration and so on! Stay connected with our Facebook page and Facebook group 1.  / amaderschool.  . (ফেসবুক পেইজ ) 2.   / ovinob   (ফেসবুকে গ্রুপ)