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1. নিচের কোনটি আলোক সক্রিয় যৌগ ?

  • A. C₂H₅CH(OH)CH₃
  • B. C₂H₅CH(OH)CH₃
  • C. C₂H₅CH(OH)CH₃
  • D. C₂H₅CH(OH)CH₃

Answer: Option A

Explanation:

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