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LAW OF MASS ACTION MCQs

Total Questions : 32 | Page 4 of 4 pages
Question 31. Which of these is not a chemical reaction?
  1.    Burning of wood
  2.    Milk going bad
  3.    Mixing vinegar and baking soda
  4.    Melting of ice
 Discuss Question
Answer: Option D. -> Melting of ice
Question 32. A chemical reaction is balanced when
  1.    both sides have the same elements
  2.    Both sides have the same  number of atoms
  3.    Same subscripts
  4.    Same coefficients
 Discuss Question
Answer: Option B. -> Both sides have the same  number of atoms

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