Paaras Thakur
Aug 25, 2020 • 1h 30m
53K followers • Chemistry
Dec 13, 2021 • 2h • 307 views
Allotropes of carbon, compounds of carbon , silicates and silicones , nitrogen family ,oxides of nitrogen , HNO3, oxyacids of phosphorus , oxygen family ,halogens and inert gases