Vidya Question Bank 2021 for Class 12 Nagrik Shastra (Civics) UP Board

Chemistry of higher level has too many laws, theories, reactions, rules and its exceptions and remembering all them on tips all the time is not an easy task. Handbook of is an important, useful and compact reference book suitable for everyday study, problem solving or exam revision for class XI XII. This book is a multi-purpose quick revision resource that contains almost all key notes, terms, definitions, equations, formulae that all students professionals in will want to have this essential reference book within easy reach. Its unique format displays formulae clearly, places them in the context and crisply identifies describes all the factors involved.