College Programs Courses

General Knowledge App's Tests

General Knowledge e-Book's MCQs - Complete

Otto Hahn App Download (MCQs) & e-Book PDF - 948

MCQ:

In subsequent years after discovery, the mesothorium is also known as

  1. radium-226
  2. radium-232
  3. radium-230
  4. radium-228

General Knowledge App & e-Book Tests PDF Download

Otto Hahn Textbook App: Free Download (iOS & Android)

The App: Otto Hahn MCQs App to study Otto Hahn Textbook, General Knowledge MCQs App, and Environmental Science MCQs App. The "Otto Hahn" App to free download Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Otto Hahn App (Android & iOS)

Otto Hahn App (Android & iOS)

General Knowledge App (Android & iOS)

General Knowledge App (iOS & Android)

Environmental Science App (Android & iOS)

Environmental Science App (Android & iOS)

PHP App (Android & iOS)

PHP App (iOS & Android)