CBSE Class 12 Physics, Chemistry & Mathematics Solved Papers (2008 - 17) in Level of Difficulty Chapters with 3 Sample Papers is altogether a new approach for Practicing, Revising and Mastering Chemistry for Class 12 CBSE Board exams.The book is written by India’s most popular author in Chemistry, Dr. O. P. Agarwal.The book covers solutions to the Chemistry questions that appeared in the 2008 - 2017 Question papers of CBSE Board Delhi/ All India/ Foreign papers. The book provides a unique and innovative chapterisation defined on the basis of Level of Difficulty. Some of the typical chapter names are: What is the definition of? How will you identify/ differentiate between? Why does the following phenomenon happen (reason)? How will you draw graph / diagram of? What is the law/rule/principle of? What are the properties/ functions/uses/effects of? How will you establish relation/deduce expression for? How will you get the solution of numerical based on formula/ laws / theorems? etc.The books also provide 3 Sample papers with detailed solutions. The papers have been designed on the latest pattern of the exam as announced by the CBSE.