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Q:

Burning of coal is a ______ reaction.

  • 1
    displacement
  • 2
    decomposition
  • 3
    combination
  • 4
    double displacement
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Answer : 3. "combination"
Explanation :

1. The burning of coal is an example of a combination reaction (a combination).

2. When two or more elements combine to form a compound, it is called a combination reaction.

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