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Periodic Table and Periodicity question

2011 · Shift 0 · Q27
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Periodic Table and Periodicity question

2011 · Shift 0 · Q27

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
Which one of the following order represents the correct sequence of the increasing basic nature of the given oxides ?
  1. A
    MgOMgOMgO < K2OK_2OK2​O < Al2O3Al_2O_3Al2​O3​ < Na2ONa_2ONa2​O
  2. B
    Al2O3Al_2O_3Al2​O3​ < MgOMgOMgO < Na2ONa_2ONa2​O < K2OK_2OK2​O
  3. C
    Na2ONa_2ONa2​O < K2OK_2OK2​O < MgOMgOMgO < Al2O3Al_2O_3Al2​O3​
  4. D
    K2OK_2OK2​O < Na2ONa_2ONa2​O < Al2O3Al_2O_3Al2​O3​ < MgOMgOMgO
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