This application contains selina class 9 solution chapter wise with brief description . This application is design for class 10th student each chapter contain detail question and answers chapter wise. Each chapter deal with must to know point. I think this app is must have app for class 9 student for exam preparation. This app contains notes of all the chapters included in the Selina Class 9 Book Solution. This application contains:- Selina Class 9 Chemistry Chapter 1 The Language of Chemistry C