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9th Class Science Atoms and Molecules Question Bank 9th CBSE Science Atoms and Molecules

  • question_answer
      Write the formula of the compounds formed by the following ions. (a) and            (b) and

    Answer:

                      (a) Ions                                      Valencies    3                      2 Compound: (b) Ions                     Valencies               2            1 Compound:


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