Which of the following is a pair of dihydric phenols?

Which of the following is a pair of dihydric phenols?
  1. Resorcinol and Pyrogallol
  2. Quinol and Phloroglucinol
  3. Phloroglucinol and Pyrogallol
  4. Catechol and Quinol

Asked in: MHT CET 2023 (14 May Shift 1)

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