MCQ
From left to right, $sp^2,\, sp^2,\, sp,\, sp$ hybridisation is present in
- ✓$CH_2=CH-C \equiv N$
- B$CH_2=C=CH-CH_3$
- C$HC\equiv C-C\equiv CH$
- D$CH\equiv C-CH=CH_2$
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$I. n = 4,l = 2,m_l = -2, m_s = -1/ 2$
$II. n = 3,l = 2, m_l = 1,m_s = +1/ 2$
$III. n = 4,l = 1, m_l = 0, m_s = +1/ 2$
$IV. n = 3,l = 1, m_l = 1; m_s = -1/ 2$
The correct order of their increasing energies will be
(Critical micelle concentration ($CMC$) is marked with an arrow in the figures.)