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Question: Answered & Verified by Expert
What is the key characteristic of a spontaneous reaction or change?
ChemistryThermodynamics (C)NEET
Options:
  • A It occurs immediately when reactants come into contact.
  • B It occurs at an extremely slow rate.
  • C It can reverse its direction on its own.
  • D It is an irreversible process.
Solution:
1491 Upvotes Verified Answer
The correct answer is: It is an irreversible process.
A key characteristic of a spontaneous reaction or change is that it is an irreversible process, and it cannot reverse its direction on its own.

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