Choose the molecular formula of an oxide of iron in which the mass per cent of iron and…

Chemistry · Class 11 · CBSESome Basic Concepts of Chemistry

Choose the molecular formula of an oxide of iron in which the mass per cent of iron and oxygen are 69.9 and 30.1 respectively and its molecular mass is 160.
  1. FeO
  2. Fe3O4
  3. Fe2O3
  4. FeO2

Answer

(C) Fe 2 O 3

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