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Class 7 Science App's Tests

Class 7 Science e-Book's MCQs - Complete

Conductors and Insulators MCQs App Download & e-Book - 415

MCQ:

Ions are charged particles. They are formed when an atom

  1. gains electrons
  2. loses electrons
  3. gains or loses electrons
  4. shares electrons

Class 7 Science App & e-Book Tests PDF Download

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Conductors and Insulators App (Android & iOS)

Conductors and Insulators App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (iOS & Android)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (iOS & Android)