Chemistry · Chemical Reactions and Equations
Which of the following best explains why combination reactions are often exothermic?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They involve formation of bonds, which absorbs net energy.
- 2They strictly require external light energy to proceed.
- 3They release energy because new, more stable bonds are formed in products.✓
- 4They involve the breaking of chemical bonds only.
Correct answer
They release energy because new, more stable bonds are formed in products.
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