Sample preparation techniques MSc Notes .pptx Biomolecules- Carbohydrates. saccharides, types, reducing and non reducing Electroosmosis, IX semester, Zeta Potential Chemical bonding, class XI, Bond parameters occurrence of metals - class X - Metals and non metals AMINES-xii.pptx class 12 CBSE Ncert organic amines.pdf class xii Ncert CBSE aromatic and aliphatic amines SOME-BASIC-CONCEPTS-OF-CHEMISTRY.pptx NCERT 
