Class 9 Chemistry MCQ App Download | Empirical and Molecular formulas MCQ e-Book PDF | 7
Class 9 Chemistry MCQs (Grade 9) From Textbook

Class 9 Chemistry MCQs – Certification Test 7

Empirical and Molecular formulas MCQ (Question 7) – App & e-Book Download

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MCQ 7: The empirical formula for water is:

  1. CO2
  2. HO
  3. H2
  4. H2O

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