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Q:

कोयले का जलना _______ अभिक्रिया का उदाहरण है।

  • 1
    विस्थापन
  • 2
    अपघटन
  • 3
    संयोजन
  • 4
    दोहरा विस्थापन
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Answer : 3. "संयोजन"
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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