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Chemistry Notes for class 12 Chapter 3 Electrochemistry Electrochemistry is that branch of chemistry which deals with the study of production of electricity from energy released during spontaneous chemical reactions and the use of electrical energy to bring about non-spontaneous chemical transformations. Filed Under: Chemistry, Class 12, Electro Chemistry. NCERT Class 12 Chemistry Books are provided in PDF form so that students can access it at any time anywhere. By practicing more 2nd Year Chemistry MCQs with Answers Pdf Download, students can improve their speed and accuracy which … B atomic weight 27 and C atomic weight 48 were electrolysed under identical condition using the same quantity of electricity. The revision notes help you revise the whole chapter 3 in minutes. D It is the case of attacked electrodes that is Anode: The electrolysis of Ni NO 3 2 in presence of Ni electrode will bring in following changes: Calculate electrocheemistry degree of dissociation of NaCl solution. 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