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Test for Sulphur and Halogens: Lassaigne's
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This lesson covers in detail the Lassaigne's test for Sulphur and Halogens (Cl, Br, I). It's an important lesson from exam point of view and a must watch!
Ankita Chowdhury
Student at DTU (Previously DCE); Chemistry lover; Passionate about teaching; @educator.ankita (Instagram) ; Let's make learning fun! :D
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akta suggestion die ...eto beshi elaborate na kore jdi aro beshi question r collection add koren protyek video te,tahle student der aro beshi upokar hoi...uni smoke korten ba na obibhokto bangladesh esob current affairs noi. and pronunciation thik korun..
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