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NEETChemistrySome Basic Concepts of Chemistry

What is 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?

Options

  1. AFe 3 O 2
  2. BFeO
  3. CFe 3 O 4
  4. DFe 2 O 3

Correct answer

D. Fe 2 O 3

Step-by-step solution

Correct Option is : (D) Fe 2 O 3

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