Detailed Explanation to all Objective and Subjective Problems. This book NCERT Exemplar Problems-Solutions Chemistry Class XII *** contains Explanatory & Accurate Solutions to all the questions given in NCERT Exemplar Chemistry book. At most of the places, the problems given in Exemplar book are of high difficulty order, with the help of our book, students will be benefitted in many ways, they can refer it when they stuck in a problem, also with the help of the solutions they can learn the concept associated with the question.