Class 9 Courses

Class 9 Chemistry MCQ App Download | Isotopes Apps (Android & iOS)

Class 9 Chemistry MCQ: Complete Course

Isotopes MCQ App Download & e-Book | 9

MCQ: 9

Water that contains H-2 atoms is called

  1. heavy water
  2. light water
  3. pure water
  4. chlorinated water

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Isotopes Apps (Android & iOS)

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9th Grade Chemistry Apps (Android & iOS)

9th Grade Chemistry App

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10th Grade Chemistry App

O Level Chemistry Apps (Android & iOS)

O Level Chemistry App