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What is Transition Element App's Quiz & e-Book Download - 1078

MCQ:

Oxidation state +2 is obtained by losing 2 electrons from

  1. 2s
  2. 4s
  3. 2p
  4. d

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What is Transition Element App (Android & iOS)

What is Transition Element App (Android & iOS)

A level Chemistry App (Android & iOS)

A level Chemistry App (iOS & Android)

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SAT Chemistry App (Android & iOS)

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10th Grade Chemistry App (iOS & Android)