5 sp2 hybridized carbons are in theobromine.
Look for any carbon that is using 4 bond to connect to three different groups. When a carbon atom bonds with one s-orbital and two p orbitals, it becomes sp2 hybridized. Between the three atoms, two single bonds and one double bond are formed. The hybridization orbitals are arranged in a triangle with bonds at 120° angles.
The main methylxanthine in chocolate is theobromine. The kola nut has less theobromine than other sources. It is a mild diuretic, bronchodilator, stimulant, and it may lift your spirits and give you more drive to work. Dark chocolate has greater theobromine concentrations than lighter chocolate, as well as significant quantities of flavonoids and phenolics, which may have heart-healthy properties. Theobromine is best consumed on the trail as unsweetened cocoa as opposed to sweetened confectionery.
To know more about Theobromine refer to https://brainly.com/question/13707611
#SPJ4