We feel immense pleasure in presenting the text book titled "New Era Chemistry" for class XII. The book has been written strictly according to the latest syllabus issued by CBSE and the guidelines extended by NCERT. A sincere effort has been made by the authords to present a text book to fulfil the requirements of students of class XII under 10+2 pattern of education.
The book for class XII consists of two parts, their contents are given separately after the preface. This book not only covers the academic requirements of students but also provides the necessary information and materials for the aspirants of engineering and medical entrance examinations.