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Chemical Symbols App MCQ & e-Book Download - 186

MCQ:

The formula of aluminum sulfate indicates that for

  1. each ion of Al, two ions of sulphate are required
  2. each ion of Al, three ions of sulphate are required
  3. two ions of Al, 3 ions of sulphate are required
  4. two ions of Al, three ions of sulphate are required

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Chemical Symbols App (Android & iOS)

Chemical Symbols App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

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A level Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (iOS & Android)