Q90 · CSIR-NET Chemistry, June 2011
Paper: CSIR-NET June 2011 · Subject: Organic Chemistry · Chapter: Organic Spectroscopy · Topic: NMR 13C · Marks: 2 · Difficulty: Hard
In the broad band decoupled ${ }^{13} \mathrm{C} \mathrm{NMR}$ spectrum, the numbers of signals apperating for the bicyclooctane A-C , respectively are 
(A) 
(B) 
(C)
(A) (B) (C)(a)Five, four and eight
(b)Three, two and five
(c)Five, four and five
(d)Three, two and eight
Answer
Answer: B ✓ checked by 4AB · confidence high
Explanation
¹³C signals: cis-bicyclo[3.3.0]octane 3, bicyclo[2.2.2]octane 2, bicyclo[3.2.1]octane 5 (b).
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