AP EAMCET · Chemistry · General Organic Chemistry
The decreasing order of priority for the following functional groups in the IUPAC Nomenclature is
\(-\mathrm{SO}_3 \mathrm{H},-\mathrm{CN},-\mathrm{COOH},-\mathrm{OH}, \mathrm{CHO}\)
- A \(-\mathrm{COOH}>-\mathrm{SO}_3 \mathrm{H}>-\mathrm{CN}>-\mathrm{CHO}>-\mathrm{OH}\)
- B \(-\mathrm{SO}_3 \mathrm{H}>-\mathrm{COOH}>-\mathrm{CN}>-\mathrm{CHO}>-\mathrm{OH}\)
- C \(-\mathrm{COOH}>-\mathrm{SO}_3 \mathrm{H}>-\mathrm{CHO}>-\mathrm{CN}>-\mathrm{OH}\)
- D \(-\mathrm{SO}_3 \mathrm{H}>-\mathrm{COOH}>-\mathrm{CHO}>-\mathrm{CN}>-\mathrm{OH}\)
Answer & Solution
Correct Answer
(A) \(-\mathrm{COOH}>-\mathrm{SO}_3 \mathrm{H}>-\mathrm{CN}>-\mathrm{CHO}>-\mathrm{OH}\)
Step-by-step Solution
Detailed explanation
The correct priority order according to their reactivity is: \(-\mathrm{COOH}>-\mathrm{SO}_3 \mathrm{H}>-\mathrm{CN}>-\mathrm{CHO}>-\mathrm{OH}\)
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