Class 9 chemistry Practice Tests
Class 9 Chemistry Online Tests
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The MCQ: Water that contains H-2 atoms is called; "Isotopes" App Download (Free) with answers heavy water, light water, pure water and chlorinated water to learn e-learning courses. Solve structure of atoms quiz questions, download Google eBook (Free Sample) for online certificate courses.
MCQ 1: Water that contains H-2 atoms is called
MCQ 2: When Uranium-238 emits α particles it decays in to
MCQ 3: Chlorine-35 exists in nature about
MCQ 4: Protium has
MCQ 5: Atoms having same atomic number but different atomic mass are called
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