Allyl CATION is more STABLE than cyclo tri phenyl cation Cyclopropenyl cation is less stable than the allylcation Cyclopropenyl cation more stable than allyl cation Cyclopropenyl cation and allycation are equally stable
Solution :Cyclopropenyl cation is more stable then the allyl cation because the stuctures FITS the HuCKel ( 4n +2) rule for N = 0