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Class 11ChemistrySome Basic Concepts of ChemistryPercentage composition and Molecular formula
Medium

Determine the empirical formula of an oxide of iron which has $69.9 \%$ iron and $30.1 \%$ dioxygen by mass.

  • A
    $FeO$
  • B
    $Fe_2O_3$
  • C
    $Fe_3O_4$
  • D
    $Fe_2O$
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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Some Basic Concepts of Chemistry

Subtopic

Percentage composition and Molecular formula

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