Chemistry
Grade-10
Easy

Question

When the equation KClO3  KCl + O2 is balanced, what is the coefficient for KClO3?

  1. 1
  2. 2
  3. 3
  4. 4

hintHint:

Number of elements before and after the reaction should be same

The correct answer is: 2


    The balanced equation is
    2KClO3 →2KCl + 3O2
    The coefficient of KCLO3 is 2.

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