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MCQ:

The elements of I-A are good

  1. gainer of electrons
  2. losers of electrons
  3. fluctuator of electrons
  4. none of above

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Lewis Concept App (Android & iOS)

Lewis Concept App (Android & iOS)

College Chemistry App (Android & iOS)

College Chemistry App (iOS & Android)

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O Level Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (iOS & Android)