Class 10 Chemistry MCQ App Download | Air Pollution MCQ e-Book PDF
Class 10 Chemistry MCQs (Grade 10) From Textbook

Class 10 Chemistry MCQs – Certification Test 627

Air Pollution MCQ (Question 627) – App & e-Book Download

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MCQ 627: Sulphuric acid eats away metals to form:

  1. water soluble salts only
  2. hydrogen only
  3. oxygen
  4. water soluble salts and hydrogen

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