Keynotes in Organic Chemistry sp hybridisation C-Cg-bond sthyrs:2x C-H Ghonds.1 x C-C gbond.2 s C-Cx-bonds the aoms are sphyridised and bood灰 E是eN 013 c=c 810 0.12 ength.because the ecrre held closer to the nuclus p HC-CHTH HC=CH-H HCECTH shorte