8:06How to generate electricity through the wind mill or wind turbine, Renewable energy,H-centre39 views·8 months ago
12:181°, 2°, 3°anine . 1°, 2°, 3° alcohol. acid halide. estet (organic chemistry). part-4H-centre15 views·1 year ago
10:18Nomenclature , functional group - alcohol, aldehyde, carboxylic acid, & acid amideH-centre21 views·1 year ago
17:02Nomenclature of organic compound, prefix, word root, suffix,. ( organic chemistry), part -2H-centre15 views·1 year ago
12:06Vital force theory, Alkane, Alkene, Alkyne and Alkyl group (Organic chemistry) Part -1H-centre29 views·1 year ago