12th Chemistry Objectives is a free educational Android app designed for Bihar Board students. This app includes chapter-wise objective questions and answers for class 12 chemistry in Hindi. The app is developed by OSS: Our Smart Study and is available for free on the Google Play Store.

The app covers all the essential topics of class 12 chemistry, including states of matter, electrochemistry, chemical bonding, surface chemistry, and more. The app is an excellent tool for students who want to test their knowledge and prepare for their exams. The app's user interface is simple and easy to navigate, making it accessible to all students. With its collection of objective questions and answers, the app is an efficient way for students to revise and practice before their exams.