Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Chemical Sciences Structure Determination of Organic Compounds 1h NMR and 13c NMR Spectroscopy
1H NMR spectrum of [18] - annulene shows:
1
Only one peak at δ 7.2 (18 H)
2
Only one peak at δ 5.0 (18 H)
3
Two peaks at δ 9.0 (12 H) and δ -1.5 (6 H)
4
Two peaks at δ 9.0 (6 H) and δ 3.0 (12 H)
5
Question Not Attempted