Arrange the following in the correct order of acidity of the hydrogen indicated in bold. P Q R · ABC26OR0777
Subject: Organic Chemistry · Chapter: General Organic Chemistry · Topic: Acidity Basicity · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Hard
Arrange the following in the correct order of acidity of the hydrogen indicated in bold. 
P 
Q 
R
P Q R(a)P $>$ Q $>$ R
(b)R $>$ Q $>$ P
(c)Q $>$ R $>$ P
(d)P $>$ R $>$ Q
Answer
Answer: B ✓ checked by 4AB · confidence medium
Explanation
Fluorene P (pKa 22.6) < 9-phenylfluorene Q (18.5) < R, whose carbanion is shared by two fluorenyl systems — R > Q > P (b).
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