1.STRUCTURE AND BONDING ns)repel the electron des t if an o erstandingorgan 1.1 lonic,covalent,coordinate and bydrogen bonds e.g. Aiom—-Atom .g.C-a=CC 0000 ‘ ○8-m
2 Keynotes in Organic Chemistry ·价o the a& )of another moc 1.2 The url of eh ae Methame(CHa) 8 valence electrons H g。·4x一8=日--n Lewis ructure akue pair of electrons is represented by two dots aide(HCN) HC双RN=H-C=N 1.3 Formal charge Formal p Atom(s) N.p Group numbe 16 7 ofo
Structure and Bonding 3 en bonds has fo f enas-tneoratatbandocathonadafomalaegatryg 生6C The megative charge s ed o show te 2 nonboning clecrns 0 R OR 1.4 Sigma()and pi(bond
4 Keynotes in Organic Chemistry mine heproduce ⑧·● →> Electrons in the p-orbitals can combine to give o-or n-bonds. ·oamomnhaestoaeodomadyheadomomepod C+ 脸○ c○ p-otbital porbital bonding p-p -orhital ·d ne wkends omed byvrf 8 8 P-orbital p-orbital bondingorial 8 8 rbita
Bonding 2p. 什s e lobes point angle) 风 ybridisation :C-H -bond perpendicular to the sp*plar p r C-Co-bond ethene:4 x C-H c-bonds.I x C-C a-bond.I x C-C nt-bond e-bonds are perpendicular to the sp plane